Tour de Mayen, Mountain summit in canton Vaud, Switzerland.

The Tour de Mayen is a limestone summit of the Vaud Prealps in Switzerland, reaching 2,327 m. It stands north of Leysin, east of the Tour d'Aï, on the ridge that separates the valley of the Ormonts from the Hongrin valley, alongside the Tour d'Aï and the Tour de Famelon.

The Tour de Mayen is a limestone summit of the Vaud Prealps, listed at 2,326 m in French sources and 2,327 m in English ones. It forms a crest line with the Tour d'Aï and the Tour de Famelon that separates the valley of Les Ormonts from the Hongrin valley, where the Eau Froide flows. The ridge lies east of the Tour d'Aï, north of Leysin, between the Hongrin lake and the Ormont Dessous and Ormont Dessus valleys.

The Tour de Mayen forms, with the Tour d'Aï and the Tour de Famelon, a limestone crest line that separates the valley of Les Ormonts from the valley of the Hongrin, where the Eau Froide flows. The ridge lies above Leysin, and the summit is reached on foot from the surrounding valleys.

The ascent requires hiking experience and proper equipment, especially in wet conditions when rocks become slippery. Visitors should start early and monitor weather carefully as conditions change rapidly at this elevation.

Tour de Mayen is the middle link of a limestone crest line that also takes in the Tour d'Aï to its west and the Tour de Famelon, separating the valley of Les Ormonts from the Hongrin valley, where the Eau Froide flows. The summit stands north of Leysin, and the English and French sources give 2,327 m and 2,326 m respectively.