Dario Coletti with his camera explores the territory of Sulcis Iglesiente, in Sardinia. A territory that more than others can be seen as a meeting point between several universes, because it adds a second dimension to a daily, explicit and ordinary dimension that develops on the surface: underground, mysterious, unfathomable, known only in part by a few. This internal dimension, which develops in the depths of the earth and the sea, generates two ancient and complex crafts, such as mining and slaughter.