Jurassic Bike (707)
- Type: mtb crosscountry
- Network: rcn
- Reference: 707
- ascent: 900
- cycle_network: SuisseMobile
- distance: 40
- from: Porrentruy
- mtb:description: Ajoie Sud Tour (706)
- mtb:name: Ajoie Sud Tour (706)
- network:type: node_network
- roundtrip: yes
- source: gps;survey;local knowledge
- to: Porrentruy
- via: Roche d'Or;Chevenez;Fontenais
Mountain bike route from the OpenStreetMap community, with statistics, an elevation profile and gpx and kml downloads.