Culture | Castañar de Ibor Castañar cave This cave is a genuine treasure of nature and is set in one of the most outstanding landscapes in Extremadura.
Culture | Puente Viesgo El Castillo Cave in Puente Viesgo The cave contains paintings of a great many animals, including drawings of dogs, which is not common in this area of Cantabria.
Culture | Molinos Grutas de Cristal Caves in Molinos The Cultural Park in Molinos reflects the combined action of nature and mankind in the course of time.
Culture | Jalance Cave of Don Juan The cave's existence has been known since the early 17th century, when it was apparently used as refuge by various moriscos (converted Muslims).
Culture | Prádena Cave of Los Enebralejos The findings from this major archaeological site have included the remains of settlers dating from 4,000 years ago.
Culture | Pomar de Valdivia Cave of Los Franceses The name of the cave refers to the fact that it once served as a refuge for some of the French combatants in the Peninsular War of 1808.
Culture | Belorado Fuentemolinos Cave in Puras de Villafranca It is undoubtedly one of the greatest speleological treasures to be found in the province of Burgos. Its unique characteristics make it a geological rarity and the sixth largest cave of its kind in the world.
Culture | Jimena de la Frontera Laja Alta Cave In an especially strategic location, La Laja Cave offers peculiar cave paintings, which are almost unique on the Spanish Mediterranean coast.
Culture | Lekunberri Mendukilo Cave Navarre has a rich underground world. Mendukilo is a window to this new continent.
Culture | Benifallet Meravelles Cave The slow dripping and infiltration waters full of carbonates have created fascinating and mysteriously beautiful formations.
Culture | Zuheros Los Murciélagos (Bats') Cave in Zuheros It is the only cave that can be visited out of all the karstic caves in the area.