The Top 5 Caves around Saint-Sébastien
Looking to visit a cave around Saint-Sébastien on your next adventure? To help you better plan your next outdoor experience, we’ve collected Saint-Sébastien’s 5
best caves for you. Based on the experiences of other users, each is a recommendation you know you can trust — so you can better plan your next adventure.
best caves for you. Based on the experiences of other users, each is a recommendation you know you can trust — so you can better plan your next adventure.
Last updated: November 5, 2025
Valley of Colors (Valle de los Colores)
Highlight • Natural Monument
The Valley of Colors is an authentic open-air museum, where you will discover the magic that erosion can create over millions of years.
In this magical place, you can enjoy numerous geoforms and a variety of colors in the rocks.
In this magical place, you can enjoy numerous geoforms and a variety of colors in the rocks.
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Peña de Ataloi
Highlight • Natural Monument
On the coastal path of the route to the cliffs of Mount Ulia in San Sebastian we come across the Peña de Ataloi, this strange and beautiful rock formation in the shape of a cave that melts in your hands.
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Kontxa Cave
Highlight • Cave
This wonder of nature is one of the numerous geoforms that you can find in the Valley of Colors. To get there you will have to deviate a little from the trail, but it is worth it.
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Karrika River Trail to Bidaita
Highlight (Segment) • Trail
Forest trail along the Karrika River. The trail passes through a small tunnel near Bidaita. The forested landscape is the perfect setting for any good hike.
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Filón de San Joaquín Cave
Highlight • Cave
You can't get here because the route no longer exists (slipped). Just follow the trail marker instead of komoot. At the end there is a great river where you can refresh yourself in the summer
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