L'Aven

L'Aven is a challenging bouldering route located in the Petit Bois area. Graded with a difficulty level of "FB5", this route features a traverse and wall climbing style. It is the 22nd route of the Red circuit and is one of nine routes on the boulder named Nid. The topo image provides a visual guide to the general climbing direction, making it an intriguing and exciting challenge for climbers looking to test their skills in this area.