Mont Revard (, ) is a mountain in the Bauges Massif near Aix-les-Bains in Savoie, France. The mountain is crossed by the D913 road between the villages of Saint-Jean-d'Arvey and Pugny-Chatenod near Aix-les-Bains. The ski resort of Le Revard is situated on the northern edge of the mountain at an elevation of . The summit on the D913 is at an elevation of and was crossed on the penultimate stage of the 2013 Tour de France (Stage 20). The Tour de France had crossed the pass twice previously and has had a stage finish twice on the summit. Climate Mont Revard features a warm-summer humid continental climate (Köppen: Dfb) due to its altitude and far inland position. The climate can also be qualified as mountainous and the seasons are well marked. Located at the western end of the french Alps, Mont Revard receives a lot of precipitation over the year and significant accumulations of snow, up to during the winter of 2012-2013. Summers are quite warm and sunny but thunderstorms are not uncommon while winters are very cold and snowy. Details of the climb In 2013, the climb used by the Tour de France commences at Saint-Jean-d'Arvey and climbs in at an average gradient of 5.6%, and is ranked a Category 1 climb. From Aix-les-Bains, the climb to the ski resort at Le Revard via the D913 is long, climbing at an average gradient of 6%. From Chambery, the climb via the D912/D913 is long with height gained at an average of 5.1%. Caving The limestone plateau is conducive to karst formations. In the Bauges massif, collapse wells and snow pits are called tannes; they sometimes give access to active underground networks, such as the Garde-Cavale network accessible in particular from the Trou du Garde and the Creux de la Cavale. This network totals a development of more than 50 km explored. The waters come out at the cave of the Doria, whose flow varies from 14 l / s to 7 m3 / s, cave visible from Chambéry. Tour de France The mountain was crossed in 1991, when the altitude was shown as and again in 1998, when the altitude was shown as . The latter stage was neutralized in the wake of the 1998 Festina affair. In 1965 and 1972, the ski resort of Le Revard was used as a stage finish with the finishing line being situated