It is traversed throughout its full length from the river Oglio, which begins in Ponte di Legno and terminates in lake Sebino between Pisogne and Costa Volpino.
During the first months of 1518, inquisitors were stationed in the parishes of the Val Camonica; Don Bernardino de Grossis in Pisogne, Don James de Gablani in Rogno, Don Valerio de Boni in Breno, Don Donato de Savallo in Cemmo and Don Battista Capurione in Edolo, all under the bishop Inquisitor Peter Durante, who presided at the central court of the Inquisition at Cemmo.