The Bourg Gallery This vaulted cellar, situated in the middle of the Rue du Bourg, highlights the works which are exhibited there. The Bourg gallery exhibits pictures and sculptures by Valaisan and foreign artists. Opening hours By appointment Suggestions Plan-Cerisier Fuel-oil Museum Considered as the smallest vineyard museum in Switzerland, it highlights wine-growing in Martigny and Martigny-Croix. Earth Sciences Museum This museum reveals the wealth of minerals found in the canton of Valais. Louis Moret Foundation Nestling in a bohemian garden, this cultural centre has exhibtions by contemporary artists as well as organising an intimate music season.