Grotte di Margalef

Margalef, a municipality in the Priorat, contains 45 inventoried cavities: 22 pits and 23 caves. Together they total 2810 metres of passage and reach a maximum depth of 85 metres. All the cavities develop in conglomerates.

Among the longest cavities are the Cova de la Taverna, with 472 metres of passage, and the Avenc del Púdol, with 380 metres. Other cavities notable for their length are the Cova de la Coma Closa Inferior, at 181 metres, the Esquerda dels Ninotets, at 168 metres, and the Avenc de l'Alba, at 161 metres.

As for depth, the Avenc del Púdol reaches 85 metres. It is followed by the Cova de la Taverna, at 53 metres, the Avenc de l'Auferí, at 36 metres, the Avenc de l'Alba, at 25 metres, and the Avenc de la Carbonera, at 24 metres.