Information
| Name : | Lac de Mattmark |
| Altitude : | 2197 m |
| Start : | Ackersand |
| Length : | 27.90 km |
| Elevation gain : | 1493 m |
| % Avg : | 5.35% |
| % Max : | 11.0% |
| Mountain range : | Valais alps, Switzerland |
Map
Programming LIGNEY SS2I - Webdesign Véronique Vilmant. Others websites : water for cycling, map of french passes
Ascents reserved for cyclists