4.8
(7)
78
hikers
7
hikes
Mountaineering around Nantes-En-Rattier is situated within the mountainous Auvergne-Rhône-Alpes region of southeastern France. The area is characterized by an alpine environment, featuring prominent massifs such as Taillefer, Vercors, Chartreuse, and Belledonne. This landscape includes majestic peaks like Le Tabor (2389m) and Piquet de Nantes (2215m), alongside numerous alpine lakes such as Lac de Brouffier, Lac Charlet, and Lac de Prévourey. The terrain varies from wooded hills to expansive alpine pastures, providing diverse conditions for mountaineering.
Last updated: May 10, 2026
5.0
(1)
16
hikers
10.2km
05:52
850m
850m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
12
hikers
9.18km
04:16
790m
790m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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11
hikers
13.3km
06:30
1,060m
1,060m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
4.0
(1)
11
hikers
8.99km
04:04
830m
830m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
7
hikers
3.16km
02:00
240m
240m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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A high-altitude lake, very quiet and rarely visited. The lake is at an altitude of 2,115 m. It offers breathtaking 360° views.
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An easy pass, away from traffic, in the very heart of the Alpe du Grand Serre Station. From Séchilienne, approx. 15km for D+ 1000m. To do in summer to enjoy the freshness of this shady slope.
2
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The Col de la Morte opens a window onto the Alpine landscapes. A Mecca for cyclists, hikers and trail runners, it is the scene of memorable climbs and outdoor adventures!
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At the heart of the Oisans massif is Lake Brouffier, a high-altitude jewel in Isère. Its shimmering waters reflect the surrounding peaks.
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The Col de la Morte from Sechilienne is 15.3 km long with a total drop of 1003 m. The average gradient is 6.56% with maximum gradients of 9.3%. A very nice climb to do during the summer months because the climb is mostly in the shade. When you get to the top you can go down the other side to La Mure.
3
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Hike from the "waterfall", climb in the forest then following the return path of the via ferrata. Attention passages require to put the hands, cables.
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The region offers a diverse alpine environment, ranging from lush wooded hills to expansive alpine pastures. You'll encounter prominent massifs like Taillefer, Vercors, Chartreuse, and Belledonne, with routes often leading to majestic peaks and picturesque alpine lakes. Some routes, like the Via Ferrata du Grand Bec – Lac de Brouffier loop from La Morte, even include technical sections like via ferratas.
The mountaineering routes around Nantes-En-Rattier are predominantly challenging, with most classified as difficult. There is one moderate route available, but no easy routes are listed in this selection. These trails are generally best suited for experienced mountaineers looking for significant ascents and varied alpine conditions.
The area is rich in natural beauty. You can expect to see stunning alpine lakes such as Lac de Brouffier, Lac Charlet, and Lac de Prévourey. Majestic peaks like Le Tabor (2389m) and Piquet de Nantes (2215m) offer breathtaking views. For specific points of interest, consider visiting the Drac Footbridge or the unique rock formation of La Pierre Percée.
Yes, many of the mountaineering routes in Nantes-En-Rattier are designed as loops, allowing you to start and finish at the same point. Examples include the challenging Lac Charlet – L'Oreille du Loup loop from Villard-Saint-Christophe and the longer Lac de Prévourey loop from La Morte.
The mountaineering routes in Nantes-En-Rattier are highly regarded by the komoot community, boasting an average rating of 4.8 stars from over 8 reviews. Users frequently praise the challenging ascents, the stunning alpine landscapes, and the diverse terrain that makes each route a unique experience.
Yes, for those seeking a more technical challenge, the Via Ferrata du Grand Bec – Lac de Brouffier loop from La Morte is a difficult route that incorporates a via ferrata section, offering a thrilling mountaineering experience alongside an alpine lake.
Many routes in the region provide expansive views. The Le Tabor loop from Villard-Saint-Christophe leads to the summit of Le Tabor, which is known for its wide panoramas of the Matheysine lakes and surrounding mountain ranges. Similarly, the Grand Serre, accessible from La Morte, offers views of the Vercors, Chartreuse, and Belledonne massifs.
The duration varies depending on the route and your pace. For example, the Le Tabor loop from Villard-Saint-Christophe typically takes around 4 hours 4 minutes, while the longer Lac de Prévourey loop from La Morte can take over 7 hours to complete.
Yes, the region is dotted with picturesque lakes. The Lac Charlet – Le Tabor loop from Villard-Saint-Christophe is an excellent option that combines the beauty of Lac Charlet with an ascent towards Le Tabor, offering views of multiple water bodies and the surrounding alpine scenery.
The region features several majestic peaks. Le Tabor, at 2389m, is a prominent summit accessible via routes like the Le Tabor loop from Villard-Saint-Christophe. Piquet de Nantes (2215m) is another significant peak in the area, offering challenging ascents and rewarding views.
Beyond mountaineering, the region offers a variety of outdoor activities. You can find opportunities for cycling, particularly challenging ascents like the Col de la Morte. Water sports on Lake Monteynard-Avignonet, canyoning, rafting, and various forms of climbing are also popular. In winter, snowshoeing is a great option.
The Col de la Morte is a well-known feature in the area, recognized for its significant elevation gain and scenic routes, making it a popular destination for both mountaineers and cyclists.


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