Grotte di Roquetes

Roquetes, a municipality in the Baix Ebre, gathers 45 inventoried cavities: 23 pits and 22 caves. The group totals 4373 m of passage and reaches a maximum depth of 283 m. The dominant lithologies are dolomites, present in 33 cavities, and limestones, in 12.

Among the most notable cavities are the Avenc Cp.6, 283 m deep, on the S slope of Mont Caro (el Port), at the head of the barranc de Cova Pintada, explored by the Espeleo Club Tortosa since 1985. The Avenc Cp.1, with 195 metres of vertical drop, is in the Cova Pintada sector (el Port), with an entrance that leads to subhorizontal passages, chambers and shafts down to the -179.5 level. Also notable are the Avenc Cp.3, 74 m deep and 665 m long, and the Avenc de la Barcina, 142 m deep, in the el Port massif, NE of the summit of mont Caro, at the Punta de la Barcina (1354 m).