Gorges de l'Ardeche: D290, Ardeche

Distance: 40 km (Vallon-Pont-d'Arc to Saint-Martin-d'Ardeche) Best for: non-Alpine canyon touring, cliff-top viewpoints, warm-season riding Best time: April to October https://scenic.app/the-best-motorcycle-roads-in-southern-france-top-10-routes/