Cave of Don Juan Nature · Jalance, El Valle de Cofrentes-Ayora, Valencia Image of Jalance, not of the place itself. One of the few caves in the province of Valencia open to visitors and one of the most important in the Comunitat Valenciana, with more than 400 metres of passages and large chambers of stalactites and stalagmites. Photo: B25es (CC BY-SA 4.0) What to see and do in Jalance