Spain is home to some of the most spectacular cave systems in Europe. From the ancient paintings of Altamira to the illuminated underground lakes of Mallorca, discover what lies beneath the Iberian landscape.
Each cave tells a different story, from geological wonders to prehistoric heritage that dates back tens of thousands of years.
Home to some of the finest examples of Paleolithic cave art anywhere in the world. The polychrome paintings of bison, horses, and deer date back roughly 36,000 years.
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Four interconnected caves extending 4 kilometres underground, featuring one of the largest subterranean lakes in the world.
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Stretching nearly five kilometres along the Costa del Sol, Nerja holds the world record for the tallest stalagmite column at 32 metres.
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The Iberian Peninsula's diverse geology has produced a wide range of cave formations, from the volcanic lava tubes of the Canary Islands to the limestone caverns of Andalusia and the Balearic Islands.
Most show caves in Spain are accessible to visitors of all fitness levels. Paths are typically paved and well-lit, with guided tours lasting between 45 minutes and two hours depending on the site.
Spring and early autumn are ideal for combining cave visits with outdoor excursions. Underground temperatures remain constant, but surface travel is more comfortable outside peak summer heat.
Popular caves like Nerja and Drach sell out quickly in July and August. Purchasing tickets online at least a week in advance can save you from lengthy queues at the entrance.
Cave ecosystems are fragile. Stay on marked paths, do not touch formations, and refrain from using flash photography where prohibited. These measures help preserve the caves for future generations.
Many caves are located near other attractions. Nerja sits on the beautiful Costa del Sol, while the Drach Caves are a short drive from Porto Cristo's beaches in Mallorca.
Most major show caves in Spain have improved their accessibility in recent years. Nerja and Drach both offer reasonably flat pathways, though some sections may have steps.
Hiring a specialist guide can greatly enrich your experience. Many local operators offer geology-focused or history-focused tours that go beyond the standard visitor routes.