Enjoy a half-day trip to the Caves of San José, and see a UNESCO World Heritage Site. Leave Valencia and travel through the countryside to reach La Vall d'Uixo and one of Europe's largest underground rivers. Enter the complex of caves and see ancient rock paintings and natural wonders.

Experience the underground river and its attached caves with included entrance tickets and visit one of the longest underground rivers in Europe, approximately 2,500 meters long, and has been declared a World Heritage Site by UNESCO.

Hop into a boat once you reach the river to cruise down to the caves themselves. Visit the entrance of the San José grotto, where ancient rock paintings have been preserved from more than 15,000 years ago, according to experts.

Explore this incredible complex of caves, formed approximately 250 million years ago, and attracts thousands of tourists from around the world every year. Walk along the galleries, and get a closer look at the structure of the caves.