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Bottomless Lake – Lake Sans Fond loop from Col du Petit-Saint-Bernard

Routes

Hiking trails & Routes

Bottomless Lake – Lake Sans Fond loop from Col du Petit-Saint-Bernard

Moderate

4.8

(62)

655

hikers

Bottomless Lake – Lake Sans Fond loop from Col du Petit-Saint-Bernard

03:12

8.69km

370m

Hiking

Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required. The starting point of the route is right next to a parking lot.

Last updated: June 10, 2026

Waypoints

Start point

Parking

Get Directions

85 m

Col du Petit Saint Bernard (2188 m)

Highlight • Mountain Pass

The Col du Petit-Saint-Bernard from Bourg Saint Maurice is 26.50 km long with a total drop of 1348 m. The average gradient is 5.1% with maximum gradients of 8.1%.

It's …

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117 m

Start of the Mountain Bike Descent to Bourg-Saint-Maurice

Highlight (Segment) • MTB Park

Tip by

1.13 km

Jupiter Column

Highlight • Other

When in the Year of Our Lord 1034 Saint Bernard of Menton entered the Canons of the Cathedral of Aosta, he was commissioned to build two new hospices for wayfarers: …

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1.61 km

Before Laurent's house (Bottomless lake)

Highlight • Other

1.79 km

pascoli in direzione Pointe Lancebranlette

Highlight • Other

In summer this place transforms into an enchanting mountain pasture.

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3.52 km

Lake Sans Fond

Highlight • Lake

This lake, with almost black water, is called Sans Fond. It's up to you to dive in! Located near the Col de Petit Saint Bernard and the resort of La …

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6.17 km

Teppi Creek

Highlight • Other

8.69 km

End point

Parking

Way Types & Surfaces

Way Types

4.90 km

1.86 km

1.73 km

132 m

< 100 m

Surfaces

3.86 km

3.13 km

1.50 km

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,450 m)

Lowest point (2,120 m)

Weather

Saturday 11 July

22°C

8°C

-- %

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Comments

August 19, 2024,Lac Sans Fond: 19/08/2024

Easy walk in French territory, just beyond the Little Saint Bernard pass.
We start from the square behind the old hospice of the Little Saint Bernard pass (now reopened). The path is well marked and the climb to the lake is a bit steep but very doable (we did it immersed in the clouds). Once we reach the lake, once …

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July 25, 2024,Lac sans fond Colle del Piccolo S.Bernardo

Pleasant excursion at high altitude suitable for the whole family.

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Bottomless Lake – Lake Sans Fond loop from Col du Petit-Saint-Bernard

Col du Petit Saint Bernard (2188 m)

Start of the Mountain Bike Descent to Bourg-Saint-Maurice

Jupiter Column

Before Laurent's house (Bottomless lake)

pascoli in direzione Pointe Lancebranlette

Bottomless Lake

Lake Sans Fond

Teppi Creek

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