Circular Trail to Cabane des Aiguilles Rouges and Lac Bleu
Circular Trail to Cabane des Aiguilles Rouges and Lac Bleu
4.8
(51)
508
hikers
05:50
12.6km
890m
Hiking
This difficult 7.8-mile circular hike in Val d'Hérens leads to Cabane des Aiguilles Rouges and the strikingly blue Lac Bleu.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
19 m
Highlight • Settlement
Translated by Google •
Tip by
6.01 km
Highlight • Mountain Hut
Translated by Google •
Tip by
6.33 km
Highlight • Lake
Translated by Google •
Tip by
9.12 km
Highlight • Lake
Translated by Google •
Tip by
12.6 km
End point
Parking
Way Types & Surfaces
Way Types
10.3 km
1.51 km
864 m
< 100 m
Surfaces
10.4 km
1.61 km
618 m
< 100 m
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Elevation
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Weather
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Wednesday 13 May
-9°C
-12°C
69 %
Additional weather tips
Max wind speed: 8.0 km/h
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This route was planned by komoot.
This trail is generally considered difficult. It involves a significant elevation gain of over 800 meters and features rocky terrain, some exposed sections, and potential scrambles. Depending on the chosen route, it can range from a strenuous T3 to a harder T4, suitable for experienced hikers.
You'll encounter several stunning features. The trail passes through fragrant Arolla pine and larch forests, leading to the high-altitude Cabane des Aiguilles Rouges, which offers refreshments and spectacular views. Another major highlight is the vividly colored Blue Lake, often accompanied by an impressive waterfall, perfect for a break.
The best time to hike this high-alpine trail is typically during the summer months, from late June to early October, when the snow has melted and conditions are most favorable. Always check local weather and trail conditions before you go, as alpine weather can change rapidly.
The trail typically starts from Arolla village centre in the Val d'Hérens. Parking is usually available in Arolla. Public transport, such as post buses, also serves Arolla, making it accessible without a car.
Generally, dogs are allowed on hiking trails in the Val d'Hérens region. However, given the trail's difficult rating, rocky terrain, and potentially exposed sections, ensure your dog is fit for such a challenge. Always keep your dog on a leash, especially in areas with livestock or wildlife, and pack out all waste.
No, there are typically no specific permits or entrance fees required to hike this trail or other trails in the Val d'Hérens region. However, always respect local regulations, especially concerning nature protection and private property.
Yes, depending on your skill and desired challenge, you can choose between a medium (T3) or a more difficult (T3-T4) loop. The more challenging options, such as those via Col des Ignes and Pas de Chèvres, might include exposed cliff sections and require extra vigilance or even specific equipment like a helmet.
Hikers are treated to spectacular, panoramic views throughout the journey. You'll see impressive alpine landscapes, fascinating geological formations, and the stunning blue waters of Lac Bleu, all set against the backdrop of the Swiss Alps.
Yes, sections of this route intersect with several other notable trails. You'll find it shares parts with the 26-Alpine Passes Trail, the Chamonix-Zermatt High-Level Walker's route, the Tour du Cervin, and the WHR Stage 8 Arolla – Lac Bleu – Les Hauderes – La Sage.
Yes, the Cabane des Aiguilles Rouges, situated at a high altitude, serves as a significant landmark and offers refreshments. It also provides the possibility of overnight stays, known for its genuine hospitality and spectacular views.
Given the trail's difficulty and high-alpine environment, you should pack sturdy hiking boots, appropriate layers of clothing for varying weather, rain gear, plenty of water and snacks, a map and compass (or GPS device), sun protection, and a first-aid kit. Trekking poles can also be very helpful on the steep and rocky sections.
Super varied hike with breathtaking views of glaciers and peaks around 3600l. Only the last 3 km to return to Arolla from Lac Bleu are a little difficult.
A beautiful hike that also makes sense the other way around. Great view of the waterfall. The trail from Lac Bleu to Arolla was quite a challenge for my tired legs at the end.