Grutas de San José
The Grottos of San José are the longest navigable underground river in Europe, where the visitor is transported by his friendly boat-guides to a world of fantasy, light and color formed by stalactites and stalagmites, prodigy of nature It is not easy to forget. They are located about 50km from Oropesa del Mar, to the south.
For more information: www.riosubterraneo.com +34 964 690 576
Tourist Info Vall d'United: +34 964 690 814
*translation: Google translator