Cava Main Festival Activity · Cava, Alt Urgell, Lleida Image of Cava, not of the place itself. The fiesta mayor of Cava is celebrated in a town within the Parc Natural del Cadí-Moixeró, established on 15 July 1983, which protects 41,342 hectares of pre-Pyrenean mountains between the Berguedà, the Alt Urgell and the Cerdanya. Photo: Isidre blanc (CC BY-SA 3.0) What to see and do in Cava