Geology in Spain

An underground spring in a labyrinthine cave system, decorated with stalagmites and stalactites.

The spectacular geological formations make it one of the most impressive caves in Europe.

The longest eruption in the history of La Palma originated with this volcano in September 2021.

Peek into a cave of giant, glimmering crystals.

An untouched lava tube accessible to the adventurers.

A neighborhood park in the city of Cáceres hides what some believe are revolutionary examples of Neanderthal cave art.

According to tradition, King Phillip II supervised construction of the seat of his empire from this seat carved into rock.

This unique rock formation is quite the local celebrity, although one day it may come crashing down.

Indigenous cultures believed all life would end if this enormous rock toppled.

Tour the inside of a massive lava tube formed during a 1949 volcanic eruption.

The ruins of an ancient Celtiberian town with incredible rock-cut buildings and a Roman aqueduct.

The blowhole bursts spectacularly right next to the buildings in a medieval seaside town.

Whimsical sculptures and caves chiseled by nature over the millennia.

A rocky face gazes out over an enormous volcanic crater.

The largest salt farm in the Canary Islands is located at the foot of an active volcano.

Stormy conditions send jets of seawater bursting through holes in the cliffs.