Natural climbing site, with trees, on the edge of the Voie Verte. The red limestone walls offer vertiginous sensations to climbing enthusiasts. A wall with three zones of difficulty and 10 routes from 8 to 15 meters high, rated from 3 to 7b. A "relaxation and initiation" area is also dedicated to the youngest, they will excercise on an adapted wall, a zip line, a monkey bridge. On site picnic area, games for children. Access to the site: car park on the D14 road at the southern entrance to Cormatin along the Voie Verte. Cross the D14 road and take the Voie Verte for 100 metres. The site is signposted on the right from the cycle track.