#1 Puy-de-Dôme (Clermont-Ferrand, France)
Towering at 1,465 meters, the Puy-de-Dôme overlooks 80 UNESCO-listed volcanoes. The summit offers 360-degree views, the remains of a temple to Mercury restored in 2024, and a free museum. Reach it via the Panoramique des Dômes cog railway or hike the sentier des Muletiers (Muleteers' Path). This Grand Site de France is a popular launch point for paragliding.