From prehistoric masterpieces in Altamira to the crystal-clear underground lakes of Mallorca, explore Spain's most breathtaking subterranean landscapes.
Start ExploringSpain is home to over 10,000 documented caves, making it one of the richest speleological destinations in Europe. The country's diverse geology, from the limestone karst of Cantabria to the volcanic lava tubes of the Canary Islands, has created an extraordinary variety of underground landscapes.
Whether you are drawn to the haunting beauty of prehistoric cave paintings, the geological spectacle of towering stalactites, or the serene experience of navigating underground rivers, Spanish caves offer something genuinely unforgettable for every visitor.
Our guides provide detailed practical information including opening hours, ticket prices, accessibility notes, and insider tips from experienced cavers and local experts.
UNESCO Heritage
Known as the "Sistine Chapel of Prehistoric Art," Altamira contains polychrome paintings dating back over 14,000 years. The Neocueva replica offers an immersive journey into Paleolithic artistry. A must-visit for anyone passionate about archaeology and ancient cultures.
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Balearic Islands
Discover one of the largest underground lakes in the world, Lake Martel, hidden beneath the cliffs of Porto Cristo. Classical music concerts on illuminated boats make this a truly unique experience.
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World Record
Home to the world's largest known stalagmite column at 32 meters tall, the Nerja Caves stretch nearly 5 kilometers and hold evidence of human habitation spanning over 25,000 years.
Read Full GuidePopular caves like Altamira and Nerja have limited daily visitor numbers. Booking online at least two weeks ahead is strongly recommended, especially during summer months (June through September) and Spanish public holidays.
Cave floors can be slippery and uneven. Non-slip, closed-toe shoes with good grip are essential. Avoid sandals and high heels. Some caves involve significant walking on wet surfaces, so comfort matters.
Underground temperatures in Spanish caves typically range from 14 to 18 degrees Celsius year-round, regardless of the outdoor weather. Bring a light jacket or sweater even in summer. Humidity levels can reach 80-100%.
Flash photography is prohibited in most caves, especially those containing prehistoric art. Check individual cave policies before your visit. Many caves allow non-flash photography, and tripods may sometimes require special permission.
Most caves offer guided tours in multiple languages including English and Spanish. Tour durations range from 45 minutes to 2 hours. Groups are usually limited to 20-30 people for conservation and safety reasons.
Spanish caves are often surrounded by stunning landscapes and charming villages. Plan at least half a day for each cave visit, and consider exploring nearby towns, beaches, or nature reserves to make the most of your trip.
Browse our detailed cave guides with visitor information, travel directions, historical background, and practical tips to plan your perfect cave adventure in Spain.
