Stop n°4 - Fossils


I’m back again !
Here, you can contemplate the cave wall, just as it was when the waters last flowed past.
Ninety million years ago, the Basque Country was entirely submerged under the ocean. Little by little, the coral and molluscs that lived there transformed into the limestone walls around us. Look closely. You’ll be able to make out the beautiful fossils of prehistoric marine life encrusted inside.