Les bisses

The bisses, which have been part of the Valais landscape since the 14th century, are witnesses to a veritable epic of the canton's economic and social life. Their construction was intended to ensure the irrigation of the meadows to obtain the fodder necessary for the breeding of livestock. Some of these structures are spectacular and span dizzying walls. Most of them have disappeared, victims of modernisation and economic transformation. At the beginning of the 20th century, there were still...