Culture | Adsubia Adsubia Cave This cave is a perfect example of a small subterranean space hiding valuable natural treasures making for a visit a great tourism experience.
Culture | Iznalloz Cueva del Agua cave A natural wonder located at a height of 1,730 metres above the sea, which has contributed valuable scientific findings to the knowledge of the underground world.
Culture | Oñati Arrikrutz Cave This is the largest cave of Guipúzcoa. It offers a spectacular view of the mountain range of Aizkorri.
Culture | Benidoleig Las Calaveras Cave Used by man since prehistoric times, it is associated with ancient Moorish and Christian legends.