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Discover the stunning El Soplao Cave in Cantabria on a guided 1-hour tour, exploring rock formations and mining history, with breathtaking views of Picos de Europa.
Exploring El Soplao Cave in Cantabria, Spain offers a remarkable journey into one of the region’s most spectacular geological formations. This guided tour, lasting approximately 1 hour, takes visitors through over 20 kilometers of tunnels and galleries, showcasing stunning rock features and mining relics. The tour is primarily conducted in Spanish and is suitable for all visitors, including those with reduced mobility, thanks to the accessible route and thoughtful accommodations.
While the train transportation into the cave is temporarily unavailable until January 2026 due to maintenance, visitors can still enjoy the experience by walking 300 meters from the exterior station to the entrance. The tour’s highlights include spectacular rock formations, panoramic views of the Picos de Europa, and insights into local mining history. The well-trained guides make this journey engaging, sharing stories that bring the underground world to life.


The El Soplao Cave is known for its over 20 kilometers of tunnels, but most visitors explore a well-curated section during the guided tour. Discovered in 1908, its name comes from miners’ term “los soplaos,” referring to the powerful air currents found within the karstic cavities. The cave’s formation reveals astonishing rock formations, including stalactites and stalagmites, which have earned high praise in reviews for their beauty and diversity.
The tour starts at the cave entrance, where visitors gather with their Spanish-speaking guide. The guided experience emphasizes geological marvels and mining relics, offering insights into both natural features and the historical significance of the site. The tour is designed to be informative and accessible, making it suitable for a wide range of visitors.
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Due to maintenance, the train transport into the cave is out of service until January 2026. Until then, visitors walk 300 meters from the exterior station to the cave entrance. This walk is relatively short and manageable, and the route is designed to accommodate visitors with reduced mobility. The outdoor parking at the site is free, making logistics straightforward for those arriving by car.
Once at the entrance, visitors are prepared for a light walk into the subterranean environment. The guided tour ensures safety and provides commentary about the geological features and history of the cave during the walk.

The tour covers around 1,500 meters inside the cave, leading to some of its most spectacular chambers. Travelers experience a 60-meter walk through old mining galleries before reaching the Gorda Gallery, a stunning chamber characterized by impressive formations. The guide shares stories of the mining past and points out notable rock features, making the adventure both educational and visually captivating.
During the exploration, visitors are treated to spectacular geological features, including stalactites and stalagmites. The interior temperature stays around 12 to 14°C with 90% humidity, which can be warm during the summer months, so wearing warm clothing is recommended. The tour’s pace is well-paced, with enough time to take in the sights without feeling rushed.
The rock formations within El Soplao are what truly set this cave apart. The spectacular stalactites and stalagmites create a landscape that reviewers describe as impressive. One highlight is the last chamber, where music accompanies the stalactites and stalagmites, adding a mesmerizing touch to the visit.
Throughout the tour, guides point out geological details, explaining how these formations developed over thousands of years. This makes the experience appealing even to those with no prior knowledge of geology, as the explanations help visitors appreciate the natural artistry hidden beneath the surface.
More Great Tours NearbyA significant aspect of the tour involves exploring preserved mining galleries of El Sopla, offering a glimpse into the region’s mining traditions. Visitors walk through ancient galleries, understanding how miners once operated within this underground network. The mining train used to transport visitors into the cave is out of service, but walking 300 meters still allows for a fulfilling experience of the mining environment.
This part of the tour gives a historical context to the natural beauty, showing how local communities have utilized and worked within these caverns over decades. The galleries are well-preserved, allowing visitors to appreciate the archaeological importance of the site.

The El Soplao tour is designed with accessibility in mind. About 90% of the route can be completed in a wheelchair, with sloping areas of less than 20 degrees. Visitors with reduced mobility should notify the guides beforehand to arrange accommodations.
Children up to 16 must be accompanied by an adult, and babies can join in carriers, with free entry for children 0-3. The tour’s family-friendly nature makes it suitable for a wide age range, and the short duration helps keep younger visitors engaged.
Travelers should bring comfortable shoes suitable for walking and warm clothing due to the stable but cool interior temperature. Since pets are not allowed, plan accordingly. The self-service cafeteria and terrace at the site provide options for a break after the tour, with refreshments and views of the surrounding landscape.
It’s wise to check the availability of starting times and cancel up to 3 days in advance for a full refund. The guided tour is a shared experience, and groups are generally manageable in size, ensuring a personal and engaging atmosphere.
This guided tour emphasizes both geological beauty and mining history, making it ideal for those interested in both natural formations and cultural heritage. The expert guides enhance the experience with stories and explanations that bring the underground world to life.
The accessibility features and short duration make this tour accessible to a broad audience, including families and visitors with mobility needs. While the train transportation is temporarily unavailable, the walk-in access still offers a comfortable way to explore the cavern.
The El Soplao Cave tour offers a fascinating glimpse into Cantabria’s geological and mining past. The spectacular formations, combined with historical galleries and scenic views of Picos de Europa, make this a memorable experience. The 1-hour guided ensures visitors see the highlights without feeling overwhelmed.
While the train transport is temporarily out of service, walking 300 meters does not significantly affect the experience. The accessible design and family-friendly options make this tour suitable for many visitors. High praise in reviews for knowledgeable guides and stunning scenery confirms this as a worthwhile journey into one of Spain’s most captivating caves.
Is the tour suitable for visitors with reduced mobility?
Yes, about 90% of the route is accessible for wheelchairs, with sloping areas under 20 degrees. Notify guides in advance to arrange accommodations.
How long is the tour inside the cave?
The guided experience lasts approximately 1 hour, covering around 1,500 meters of underground terrain.
Can I bring my pet?
No, pets are not allowed inside the cave or on the premises.
What should I bring on the tour?
Bring comfortable shoes and warm clothing due to the cool and humid interior environment.
Is there parking available?
Yes, free outdoor parking is available at the site.
Can children participate?
Yes, children up to 16 must be accompanied by an adult; babies can go in carriers, and children 0-3 enter free.
Are there food options at the site?
Yes, the self-service cafeteria and terrace offer refreshments and views after the tour.
When does the train transportation resume?
The train is scheduled to be out of service until January 2026 due to maintenance, so visitors walk 300 meters into the cave.
What is the temperature inside the cave?
The interior temperature stays around 12 to 14°C, with high humidity (~90%).
How do I book the tour?
Reservations can be made online, with the option to cancel up to 3 days in advance for a full refund. Remember to show your voucher at the entrance.