Discover a Purple Underground World at Amethyst Cavern Park
Amethyst Cavern Park is an unusual cave theme park created inside a former amethyst mine in Ulju-gun, Ulsan. The original mining tunnels have been preserved and combined with colorful lighting, fountains, video displays, dinosaur exhibits, and an underground waterway experience. The result feels like entering a mysterious purple palace beneath the ground.
Amethyst is famous for its brilliant purple color and transparent crystal structure. It is also widely known as the birthstone for February. Amethyst produced around Ulju and Eonyang was once recognized for its excellent quality and abundant production, and large quantities were exported overseas.
After mining became economically unviable, the abandoned mine was redeveloped into a tourist attraction for families and travelers. The operator presents it as one of Korea’s largest amethyst cave theme parks, offering cave exploration for children and a comfortable indoor attraction for adults throughout the year.
• Tourist attraction created inside a former amethyst mine
• Purple lighting and rock walls create an underground-palace atmosphere
• Visitors can observe natural amethyst and traces of the former mine
• Cave walking, boats, dinosaurs, and video content are available
• Suitable for families with both children and adults
• A useful indoor destination during hot summers and cold winters
How Amethyst Cavern Park Became a Unique Ulsan Attraction
Amethyst mined around Eonyang and Ulju was once highly valued in Korea and abroad. The mines produced crystals and rough stones suitable for cutting into jewelry, and the industry played an important role in the local economy during its most active period.
After mining ended, the tunnels remained as an abandoned industrial site. They were later redeveloped into Amethyst Cavern Park while preserving the original passages and rock structures.
Unlike a naturally formed limestone cave, this attraction was created from tunnels excavated by people searching for gemstones. That background gives the destination a distinctive industrial and historical character.
As visitors walk through the mine, they can observe the shape of the walls, ceilings, and passages and imagine the working environment of former miners. The attraction therefore combines colorful entertainment with the mining history of Ulsan.
• A real mine where amethyst was once extracted
• An abandoned industrial site redeveloped as a cave theme park
• Human-made mining tunnels rather than a natural limestone cave
• Introduces the mining history of Ulju and Eonyang
• Combines preserved mine structures with modern attractions
• Suitable for both educational trips and family travel
Amethyst Cavern Park and Its 2.5-Kilometer Tunnel System
The mine passages extend in multiple directions like an ant nest. The entire tunnel system is described as approximately 2.5 kilometers long, with a total area of about 5,000 pyeong.
Not every tunnel is open to ordinary visitors, but the main sightseeing zone still feels extensive. The height and width vary by section, with narrow passages, wide underground halls, and water channels appearing throughout the route.
A large underground plaza is located near the middle of the attraction. It may be used for performances, video presentations, and displays connected with amethyst and the history of the mine.
The interior temperature is commonly described as remaining around 12–16°C throughout the year. It feels cool compared with the outdoors in summer and relatively mild in winter, which is why the attraction is sometimes promoted as a naturally air-conditioned cave in summer and a naturally heated cave in winter.
• Mining-tunnel network measuring approximately 2.5 kilometers
• Large tourist facility covering about 5,000 pyeong
• Includes narrow passages, open halls, and underground waterways
• Interior temperature changes relatively little by season
• Cool during summer and comparatively mild during winter
• Allow enough time to explore the main visitor route slowly
Amethyst Cavern Park Location and Address Information
Many tourism listings and map services show the address as 212 Jasujeong-ro, Sangbuk-myeon, Ulju-gun, Ulsan, South Korea. This location is near Jakcheonjeong Valley and the broader Yeongnam Alps tourism area.
However, the operator’s website has also displayed 112 Jasujeong-ro, Samnam-eup, Ulju-gun, Ulsan. Because different addresses may appear online, entering only the street number can create confusion.
The safest method is to search for “Amethyst Cavern Park” or the Korean name “자수정동굴나라” in Naver Map or KakaoMap and select the current tourism pin with matching photographs.
Travelers using a rental car or taxi should show the Korean attraction name to the driver. Check the map result carefully so that the destination is not confused with nearby Songunsa Temple or Jakcheonjeong Valley.
• Recommended map search: 자수정동굴나라
• Common tourism address: 212 Jasujeong-ro, Sangbuk-myeon, Ulju-gun
• Another operator address: 112 Jasujeong-ro, Samnam-eup, Ulju-gun
• Searching by attraction name is safer than using only a street number
• Naver Map or KakaoMap is recommended
• Confirm the attraction photographs and name before departure
Google Map(Click)
Amethyst Cavern Park Opening Hours and Final Admission
The currently listed operating hours are from 9:15 a.m. to 6:00 p.m. on both weekdays and weekends. The final admission time is listed as 5:30 p.m.
Older tourism pages may still display earlier schedules, including closing at 5:00 p.m. on weekdays or 5:30 p.m. on weekends. Operating hours can change according to season, facility inspections, weather, and on-site management.
Travelers should check the latest official notice on the day of the visit. Anyone planning to use both the walking cave route and the underground boat should arrive at least one or two hours before the final admission time.
On-site information may require package tickets to be used before 5:00 p.m. Arriving in the morning or early afternoon provides a safer and less rushed experience.
• Operating hours: 9:15 a.m.–6:00 p.m.
• Listed final admission: 5:30 p.m.
• Arrive early when using the cave-and-boat package
• Package tickets may need to be used before 5:00 p.m.
• Hours may change by season or facility conditions
• Recheck the current schedule before departure
Amethyst Cavern Park Cave Exploration Admission Prices
The standard cave-exploration ticket allows visitors to walk through the mine and view amethyst displays, mining passages, lighting installations, and themed areas.
The adult admission price is KRW 8,000, while the child admission price is KRW 7,000. Adults are generally classified as middle-school students and older.
The child category applies to visitors from 24 months old through elementary-school age. Children younger than 24 months may qualify for free admission when a document confirming age is presented.
This ticket is suitable for visitors who want to explore the mine carefully on foot or who do not wish to board a boat. First-time visitors should usually include the walking route because the boat alone does not provide detailed access to every exhibition area.
• Adult cave exploration: KRW 8,000
• Child cave exploration: KRW 7,000
• Adult category: Middle-school age and older
• Child category: 24 months old through elementary-school age
• Children under 24 months may enter free with age verification
• Suitable for visitors who want to explore the tunnel route on foot
Amethyst Cavern Park Underground Boat Prices
The underground boat experience follows a water channel inside the cave, allowing visitors to view illuminated rock walls and the tunnel ceiling from the water.
The adult boat price is KRW 7,000, and the child price is KRW 6,000. The sightseeing section is approximately 500 meters long, with an actual ride lasting about six minutes.
The boat provides a different perspective from the walking route and is especially popular with children and families. Passengers must wear life jackets and follow all instructions from the staff.
Do not stand, lean outside the boat, or move between seats while it is operating. Waiting times may increase during weekends, school holidays, and peak travel seasons.
• Adult underground boat: KRW 7,000
• Child underground boat: KRW 6,000
• Route length: Approximately 500 meters
• Ride duration: Approximately six minutes
• Life jackets and staff instructions are mandatory
• Waiting times may occur on weekends and holidays
Amethyst Cavern Park Cave and Boat Package
The package combining the walking cave route and underground boat costs KRW 14,000 for adults and KRW 12,000 for children.
Compared with purchasing the two tickets separately, the package saves KRW 1,000 for an adult and KRW 1,000 for a child.
For a first visit, the package offers the most complete experience. Visitors can explore amethyst displays, dinosaur areas, video installations, and illuminated mine passages on foot before seeing the underground waterway by boat.
The package may need to be used before 5:00 p.m. If visitors arrive too late, the boat may stop operating first or there may not be enough time to complete both activities.
• Adult cave-and-boat package: KRW 14,000
• Child cave-and-boat package: KRW 12,000
• Includes both the walking route and underground boat
• Recommended for first-time family visitors
• Late arrival may prevent use of the boat
• Allow enough time for sightseeing and waiting
Amethyst Cavern Park Discounts for Children and Groups
Senior visitors, people with disabilities, and national merit recipients may qualify for the child-rate admission price when they present valid identification or supporting documents.
Original documentation is recommended because discount eligibility must be confirmed at the ticket counter.
Group discounts generally apply to groups of 30 or more and may be limited to cave-exploration admission. Discounts may not be combined with other promotions.
Schools, institutions, and tour companies should confirm reservation requirements and eligibility before visiting. Online tickets can also differ by seller in price, validity period, same-day use, and cancellation conditions.
• Child-rate pricing may apply to eligible seniors and disabled visitors
• Identification or supporting documents may be required
• Group discounts generally begin at 30 visitors
• Group rates may apply only to cave exploration
• Multiple discounts may not be combined
• Check validity and refund conditions for online tickets
Walk Through a Real Mine at Amethyst Cavern Park
The walking route allows visitors to see the structure and rock walls of tunnels once used for mining. Amethyst stones, mining-related displays, and themed installations appear throughout the route.
Purple, blue, red, and yellow lights emphasize the rough surfaces of the mine and create the feeling of a glowing underground palace. Artificial fountains and water features reflect the lighting, creating popular photography areas.
The floor includes both flat and sloped sections, and moisture may collect in some places. Visitors should walk slowly and continue watching the path rather than focusing only on the lighting.
• Walk through tunnels used during the mining period
• Observe amethyst stones and traces of mining work
• Colorful lighting and artificial fountains
• Distinctive underground-palace atmosphere
• Watch for slopes and wet floor sections
• Keep moving with the designated visitor flow while taking photographs
Amethyst Cavern Park Video Show and New-Media Space
The interior includes video content projected across cave walls and open underground spaces. The new-media plaza combines light, digital imagery, and natural rock formations.
Unlike a conventional indoor theater, the rough walls of the mine become the screen and background. Colors and motion can therefore appear more three-dimensional and dramatic.
Children can enjoy the bright visual effects, while adults may find it interesting to see an old mine transformed into a modern media venue.
Program and performance times may change according to the day’s operation. Visitors interested in a particular show should check the schedule immediately after entering Amethyst Cavern Park.
• Digital media projected on natural cave walls
• Combination of light, video, and rock formations
• Suitable for both children and adults
• Indoor attraction available regardless of outdoor weather
• Performance times should be confirmed on site
• Check the full daily schedule after entering
Amethyst Cavern Park Jurassic World and Dinosaur Area
Large dinosaur models and dinosaur-themed displays are installed inside the cave. Lighting and rock walls create a different atmosphere from an outdoor dinosaur park.
The attraction is particularly popular with young children, although the combination of darkness, sound, and large dinosaur figures may feel frightening to some.
Children who are uncomfortable in dark spaces should enter slowly while holding a parent or guardian’s hand.
The dinosaur section is designed more as an interactive family photo and entertainment area than as a formal natural-history museum.
• Large dinosaur models inside the mine
• Unique Jurassic atmosphere created by rocks and lighting
• Popular with families and children
• Guardians should stay close to children afraid of dark spaces
• Focuses on photographs and themed entertainment
• Adds another attraction to the cave walking route
Natural Amethyst Displays at Amethyst Cavern Park
One of the main reasons to visit is the opportunity to see natural amethyst and traces of the original mine. Exhibition areas introduce rough stones, crystal structures, and information related to processed gemstones.
Visitors can also learn about how amethyst formed and the history of gemstone mining around Ulju. Understanding that this was a real production site makes the experience more meaningful than simply viewing purple lights.
Displayed stones and mine walls are natural and cultural resources. Visitors must not scratch, remove, break, or collect any material.
Leaving the designated route or entering closed sections is also prohibited.
• Observe real amethyst stones and crystal formations
• Learn about the mining history of the Ulju region
• See gemstones before cutting and polishing
• The attraction uses a genuine former mining site
• Do not damage rocks or displayed stones
• Remain inside the designated visitor route
Amethyst Cavern Park Duck Pedal Boats
Duck-shaped pedal boats are offered as a separate outdoor activity on weekends and public holidays. The adult price is KRW 7,000, and the child price is KRW 6,000.
This activity is different from the underground waterway boat. Visitors should not assume that the duck pedal boat is automatically included in the cave-and-boat package.
Strong wind, rain, or facility inspections may interrupt operation. Confirm availability before visiting and follow all limits on passengers and safety instructions.
• Adult duck pedal boat: KRW 7,000
• Child duck pedal boat: KRW 6,000
• Available on weekends and public holidays
• Separate from the underground cave boat
• Operation may stop because of weather or inspections
• Confirm ticket inclusion and operating status before boarding
Amethyst Cavern Park Winter Snow Sledding
During winter, visitors may combine a cave visit with the seasonal snow-sledding area. The listed winter snow-sled price is KRW 15,000 for both adults and children.
The operating period depends on temperature, snowfall, artificial snow conditions, and facility management. Even when the cave remains open, the sledding area may not be operating.
Visitors should check a separate winter notice before traveling. Although the cave may feel warmer than the outdoors, the snow-sledding area is outside.
Warm clothing, gloves, and secure non-slip shoes are recommended.
• Adult winter snow sledding: KRW 15,000
• Child winter snow sledding: KRW 15,000
• Available only during the winter season
• Dates vary according to weather and snow conditions
• May require a ticket separate from cave admission
• Prepare warm clothing, gloves, and safe footwear
What to Wear Inside Amethyst Cavern Park
The cave is commonly described as remaining around 12–16°C throughout the year. It can feel surprisingly cool even during the hottest part of summer.
When the outdoor temperature exceeds 30°C, the sudden temperature difference may be uncomfortable. Bring a lightweight long-sleeved shirt, cardigan, or windbreaker.
Sandals, slippers, and shoes with smooth soles may become slippery on damp cave paths. Sneakers or footwear with reliable traction are a better choice.
Water may drip from the ceiling, so waterproof protection for cameras and electronic devices can be useful. A portable battery is also recommended because photography and map use can reduce phone power quickly.
• Lightweight long-sleeved shirt or windbreaker
• Sneakers with reliable traction
• Extra outer layer for children
• Waterproof cover for phones and cameras
• Portable phone battery
• Watch for water on the floor and ceiling
Food and Visitor Facilities at Amethyst Cavern Park
The attraction includes a convenience store, restaurants, cafés, food areas, parking, exhibition spaces, souvenir shops, and outdoor entertainment facilities.
A cave-lounge-style food area allows visitors to rest with coffee or other drinks during the trip. However, restaurant, café, and amusement-facility hours may differ from the main cave schedule.
Some food outlets may also sell only a limited menu on quieter days. Seating areas can become crowded during weekends and school holidays.
Families traveling with children or older adults may wish to carry water and a simple snack. Food must be consumed only in permitted areas, and visitors should follow all rules regarding bringing items into the cave.
• Convenience store and restaurant facilities
• Café and cave lounge
• Souvenirs and amethyst-related goods
• Outdoor amusement facilities
• Individual facility hours may differ
• Eat food only in approved areas
Restrooms and Accessibility at Amethyst Cavern Park
Separate restrooms for men and women are available. Accessible toilets and designated parking spaces for disabled visitors are also listed.
The attraction can accommodate group visits, but the interior was originally a mining tunnel rather than a modern level-floor building.
Some passages may include slopes, wet surfaces, narrow sections, or uneven ground. Wheelchair users and visitors with limited mobility should confirm the accessible route before purchasing tickets.
Stroller rental is not generally provided. Even when visitors bring their own stroller, it may not be practical in every tunnel section.
• Separate restrooms for men and women
• Accessible toilets available
• Parking spaces for disabled visitors
• Group visits are possible
• Stroller rental is not provided
• Confirm accessible routes in advance when mobility is limited
Pets and Restricted Items at Amethyst Cavern Park
Pets are not permitted. Even animals carried inside a travel bag may be restricted, so visitors traveling with pets should arrange alternative care.
Inline skates, bicycles, electric ride-on devices, and kick scooters cannot be taken into the cave. The tunnels are dark, and visitors often pass one another at close distance.
Wheeled recreational devices could create a serious collision or falling risk. Essential mobility aids and strollers should be used only according to staff instructions.
Large suitcases and bulky items are best left in a vehicle or designated storage area.
• Pets are not permitted
• Bicycles and inline skates are prohibited
• Electric ride-on devices and kick scooters are prohibited
• Leave large luggage in the vehicle when possible
• Ask staff before using mobility equipment
• Avoid blocking passageways for other visitors
Driving and Parking at Amethyst Cavern Park
Drivers can leave the Gyeongbu Expressway through Seoulsan IC and continue toward Yangsan. The attraction can be reached in approximately five minutes from the interchange under ordinary traffic conditions.
Entering “Amethyst Cavern Park” or “자수정동굴나라” into the navigation system is easier than relying on one of the conflicting numerical addresses.
A dedicated parking area is available, making the attraction practical for family trips and rental-car itineraries.
The entrance and parking area may become crowded during weekends, school holidays, and the summer vacation season. Morning arrival is recommended when planning to use both the cave and boat.
• Use Seoulsan IC on the Gyeongbu Expressway
• Continue toward Yangsan for approximately five minutes
• Navigation search: 자수정동굴나라
• Dedicated visitor parking is available
• Morning arrival is recommended on busy days
• Keep valuables out of sight inside the vehicle
Travel from Ulsan Station to Amethyst Cavern Park
Travelers arriving by KTX or SRT can get off at Ulsan Station and continue by taxi. This is the simplest option because the station is located in Ulju-gun and serves as a convenient transportation hub for the surrounding region.
Local buses that may stop near the attraction include Ulju 13, Ulju 03, and route 953. However, local routes can have long intervals or operate only on certain sections and times.
Check real-time information through Naver Map or KakaoMap on the day of travel. When bus schedules do not match the itinerary, a taxi from Ulsan Station or Eonyang is usually more efficient.
International visitors should show the Korean attraction name to the driver and plan the return trip before entering Amethyst Cavern Park.
• Taxi from KTX or SRT Ulsan Station is the simplest option
• Check local buses Ulju 13, Ulju 03, and route 953
• Bus frequency and operating sections must be reconfirmed
• Use Naver Map or KakaoMap for live information
• Check the final return bus before entering
• Groups can divide the taxi fare
Travel from Seoul and Busan to Amethyst Cavern Park
From Seoul, take a KTX from Seoul Station or an SRT from Suseo Station to Ulsan Station. Continue by taxi or local bus.
A same-day return is possible, but staying overnight in Ulsan or Eonyang creates a more relaxed schedule when boat waiting times and nearby attractions are included.
From Busan, travelers can take a high-speed train from Busan Station to Ulsan Station or travel by car. The train ride itself is relatively short, but additional time is needed to reach the attraction from the station.
High-speed train seats may sell out quickly on weekends and during holiday periods. Reserve round-trip transportation and accommodation before planning the visit around the cave’s final admission time.
• Travel from Seoul by KTX or SRT to Ulsan Station
• High-speed trains are also available from Busan Station
• Transfer to a taxi or local bus at Ulsan Station
• An overnight Ulsan trip is more relaxed than a Seoul day trip
• Reserve round-trip tickets on weekends
• Plan to arrive well before final cave admission
Recommended First-Time Route at Amethyst Cavern Park
Arrive in the morning or early afternoon and purchase the cave-and-boat package at the ticket office or entrance kiosk.
Check the underground boat waiting time first. This makes it easier to decide whether to complete the cave walk or boat ride first and reduces unnecessary movement.
Following the route shown on the entrance map helps visitors avoid missing the amethyst exhibition, dinosaur area, media content, fountains, and other themed spaces.
After the walking route, take the underground boat and then rest at a café or restaurant. On weekends, visitors can add the duck pedal boat or amusement facilities. During winter, check whether the snow-sledding area is operating.
• Arrive in the morning or early afternoon
• Purchase the package and check boat waiting times
• Follow the route shown on the cave map
• Visit amethyst, dinosaur, media, and fountain areas
• Use the boat before eating or visiting the café
• Check seasonal additional attractions
Amethyst Cavern Park Tips for Families and Children
Dinosaurs, boats, colorful lights, and fountains are especially attractive to children. However, the interior can be dark and cool, so guardians should remain close and prevent children from leaving the visitor route.
Young children can lose body heat quickly. Bring a lightweight jacket even during summer.
Running on a damp floor can cause falls, so children should wear sneakers and walk slowly. Include boat waiting time and meals when planning the visit.
Strollers may be difficult to use in some sections. Families visiting with children who cannot walk long distances should consider the physical demands before entering.
• Dinosaurs and boat rides are popular with children
• Guardians should remain close in dark areas
• Bring a jacket for children even in summer
• Choose non-slip sneakers
• Include boat queues and meal breaks in the schedule
• Confirm where strollers can be used
Safety Rules at Amethyst Cavern Park
Visitors must remain on the designated walking route. Leaning against rock walls, climbing onto higher surfaces, or entering closed areas may create falling and rock-related hazards.
Water may collect on the floor or drip from the ceiling. Do not run, and use handrails where available.
When taking photographs, avoid standing in the center of a narrow passage for a long period. On the boat, wear the provided life jacket and remain seated during operation.
Anyone who experiences dizziness, discomfort, or another health problem should immediately contact the nearest member of staff.
• Use only the designated visitor route
• Do not climb rocks or touch exposed mineral areas
• Do not run on wet surfaces
• Avoid blocking passages while taking photographs
• Wear a life jacket during the boat ride
• Inform staff immediately during an emergency
Nearby Attractions Around Amethyst Cavern Park
Jakcheonjeong Valley, also known as Jagwaecheon, is located near the attraction. It can be added to a summer itinerary, although water levels and currents may rise quickly after heavy rain.
Other nearby destinations include the Yeongnam Alps Complex Welcome Center, Ganwoljae, Sinbulsan Mountain, and the Deungeok hot-spring area.
Hikers can add Ganwoljae or Sinbulsan, but completing a long mountain route and the cave on the same day may create an overly rushed schedule.
Eonyang bulgogi is a well-known local specialty and can be included as a meal. A convenient day trip can begin with Amethyst Cavern Park in the morning, followed by lunch and a visit to Jakcheonjeong or the Yeongnam Alps area.
• Combine the visit with Jakcheonjeong Valley
• Visit the Yeongnam Alps Complex Welcome Center
• Add Ganwoljae or Sinbulsan for a hiking itinerary
• Deungeok hot-spring area is nearby
• Try Eonyang bulgogi during the trip
• Check weather and access controls after heavy rain
Why Amethyst Cavern Park Is an Essential Korea Attraction
Amethyst Cavern Park is not simply a natural cave. It combines the history of a real gemstone mine with mineral exhibitions, colorful lighting, video content, dinosaurs, and an underground boat ride.
The transformation of an abandoned mine into a family theme park is one of its most distinctive features. The standard walking ticket is relatively affordable, while the package provides a fuller experience by combining the tunnel route with the underground waterway.
During summer, it offers a cool indoor escape. During winter, visitors can combine the milder cave interior with seasonal snow sledding when available.
Because different addresses and operating schedules may remain online, check the latest information before departure. Arrive by early afternoon and bring an outer layer and non-slip shoes.
• Ulsan attraction created from a real amethyst mine
• Cave, boat, dinosaurs, and media content in one location
• Suitable for summer cooling and winter family travel
• Offers activities for both children and adults
• Confirm the latest hours and map location
• Morning or early-afternoon arrival is recommended
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