Analysing terrain data
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The exposure grade describes the potential consequences of falling or slipping off the path.
Low Exposure: The path is on completely flat land and potential injury is limited to falling over.
Medium Exposure: The trail contains some obstacles such as outcroppings and rock which could cause injury.
High Exposure: Some trail sections have exposed ledges or steep ascents/descents where falling could cause serious injury.
Extreme Exposure: Some trail sections are extremely exposed where falling will almost certainly result in serious injury or death.
This route features an optional variant up the highest point of the TMB.
If there is still snow on the pass, an alternate variant can be taken.
You can also stop in for a coffee at Refuge du Col de la Croix du Bonhomme before heading over the pass to the Valle des Glaciers.