Sur l'ancienne Voie Romaine
- Type: mtb
- Network: lcn
- Reference: N°49
- ascent: 103
- colour: green
- distance: 13
- from: Martigny-les-Bains
- osmc:symbol: green:green:49:white
- roundtrip: yes
- to: Martigny-les-Bains
Mountain bike route from the OpenStreetMap community, with statistics, an elevation profile and gpx and kml downloads.