La Crevasse

Col des Planches (el. 1411 m.) is a high mountain pass in the Alps in the canton of Valais in Switzerland. The road to the Col runs from Martigny at 471m with an average gradient of about 9%, over Col des Planches then down to Sembrancher at 717m with an average gradient of 7%

Sembrancher (French pronunciation: [sɑ̃bʁɑ̃ʃe]) is a municipality in the district of Entremont in the canton of Valais in Switzerland.

Sembrancher railway station (French: Gare de Sembrancher) is a railway station in the municipality of Sembrancher, in the Swiss canton of Valais. It is located on the standard gauge Martigny–Orsières line of Transports de Martigny et Régions, at the point where the line splits, with branches going to Le Châble and Orsières.

Charrat is a former municipality in the district of Martigny in the canton of Valais in Switzerland. On 1 January 2021 the former municipality of Charrat merged into the municipality of Martigny.

Etiez railway station (French: Gare d'Etiez) is a railway station in the municipality of Vollèges, in the Swiss canton of Valais. It is located on the standard gauge Martigny–Orsières line of Transports de Martigny et Régions.

Col du Lein (el. 1623 m.) is a high mountain pass in the Alps in the canton of Valais in Switzerland. It connects Saxon in the valley of the Rhône with Vollèges in the Val de Bagnes.

Vollèges is a former municipality in the district of Entremont in the canton of Valais in Switzerland. On 1 January 2021 the former municipalities of Bagnes and Vollèges merged to form the new municipality of Val de Bagnes.

Charrat-Fully railway station (French: Gare de Charrat-Fully, German: Bahnhof Charrat-Fully) is a railway station in the municipality of Charrat, in the Swiss canton of Valais. It is an intermediate stop on the Simplon line and is served by local trains only.

La Douay railway station (French: Gare de La Douay) is a railway station in the municipality of Orsières, in the Swiss canton of Valais. It is located on the standard gauge Martigny–Orsières line of Transports de Martigny et Régions.

Fully (French pronunciation: [fyji]) is a municipality in the district of Martigny in the canton of Valais in Switzerland.

Le Catogne is a mountain on the extreme north-eastern edge of the Mont Blanc massif, overlooking Champex in the Swiss canton of Valais. Some sources consider this summit as being within the Pennine Alps.