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Grillet Sports Shop has created 3 free permanent trails.
Discover hiking and the mountains in a fun way on these trails that can easily be done with your family or in a group.
Trail n°1:  treasure hunt (1 hour and a half).
Trail n°2:  quizz on wildlife and orienteering course (approximately 2 hours and a half).
Trail n°3:  on plants and flowers. A crossword puzzle you can fill along the trail will give you the access code to a chest filled with presents given by the shop owners of Gresse en Vercors.