Begin the hike by taking public transport to Les Plans-sur-Bex.
Hike through a forest along the Avançon river to the entry of Vallon de Nant natural reserve.
Along the way, enjoy views of Grand and Petit Muveran and the glacier of Martinets. Learn about the reserve's geological past and its flora and fauna.
Continue along the mountain hiking trail through the natural reserve.
Pass through the tiny mysterious 'Bear Hole' cave and take awe-inspiring photos. (Optionally, explore the alpine garden
to discover mountain flora from every continent.)
End the hike at the starting point in Les Plans-sur-Bex.