Strarting from Chiosso Superiore, take the path that cross through Vallone di Gias vecchio a little bit after Grangia Gias vecchio tourn on the right towards Fonte Nera / Biv. Bonfante, once reached Fonte Nera follow the signs for the Monte Chersogno. To come back: at the foot of the mount follow the path on the right towards Colle di Chiotto once you back at the Grangia Gias Vecchio use the same path towards Chiosso Superiore.