CUEVA DE NERJA, Maro, Nerja, Málaga, Andalucía (primera obra de arte - pintura- conocida de la historia de la humanidad, con 42 000 años de antigüedad)
Gruta de las maravillas en Aracena, Huelva.
Paisaje de estrecho del río Mijares, Montanejos, Castellón
The magnificent Nerja Caves – Cuevas de Nerja – are a series of huge caverns stretching for almost five kilometres and home to the world’s largest stalagmite, a 32 metre high column measuring 13 metres by 7 metres at its base.
Spain~This grotto is located in Huelva, 89km away from Sevilla in Aracena. It was discovered in 1886 and opened to the public in 1914. The total lenght of the cave is 2130m, although the public can only visit 1200. The colour of its stalactites and stalagmites, the beauty of its lakes and the size of its caves make this place unique