La vallée de l'Ill
- Type: mtb
- Network: lcn
- Reference: N°11
- ascent: 420
- colour: red
- distance: 28
- from: Rue des Romains Koestlach
- osmc:symbol: red:red:11:white
- roundtrip: yes
- to: Rue des Romains Koestlach
- via: Feldbach;Riespach;Oberdorf;Waldighofen;Durmenach;Ferrette
Mountain bike route from the OpenStreetMap community, with statistics, an elevation profile and gpx and kml downloads.