Highlight • Structure
Saint-Léonard Tunnel
Mountain biking
4.7
(64)
Hiking
5.0
(12)
Gravel riding
5.0
(2)
Cycling
5.0
(1)
Mountaineering
5.0
(1)
Road cycling
5.0
(1)
Tips
Paul_C
November 10, 2022
Hiking
The Saint-Léonard tunnel was built around 1850 by Spanish prisoners of war and convicts. The special blue limestone extracted from the works was used to make lime mortar for Fort Boyard.
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Details
Informations
Elevation 70 m
Weather
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Sunday 1 November
13°C
3°C
0 %
Additional weather tips
Expect light wind and shifting conditions.
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