Réserve de biosphère de Fontainebleau et du Gâtinais, France
10.6 miles (17.0 km) · 622 ft elevation gain · Loop · trail · Route
Basse vallée du Lunain is a 10.6-mile loop route in Réserve de biosphère de Fontainebleau et du Gâtinais, France, gaining 622 feet of elevation. The route follows a steadily climbing elevation profile, finishing 31 feet higher than it starts. The terrain breaks into 3 distinct sections including 1 significant climb. The longest climb covers 2.3 miles gaining 350 feet at an average 1.4% grade. Nearly the entire route is runnable at a steady effort. The route opens with mixed terrain and finishes with a climb.
| Distance | 10.6 mi (17.0 km) |
| Elevation gain | 622 ft (190 m) |
| Average gain | 59 ft per mile (11 m per km) |
| Longest climb | 2.0 mi, 187 ft of gain |
| Steepest climb grade | 16.8% |
| Runnable | 95% of the route |
| Climbs / descents | 1 climbs, 0 descents |
| Profile shape | Steady climb |
| Difficulty score | 2.1 of 100 |
| Surface | trail |
| Route shape | Loop |
| Type | Route |
| Grade band | Share of route |
|---|---|
| Flat | 70% |
| Mild uphill | 10% |
| Moderate uphill | 2% |
| Steep uphill | 2% |
| Mild downhill | 13% |
| Moderate downhill | 1% |
| Steep downhill | 1% |
Basse vallée du Lunain has 622 ft (190 m) of elevation gain over 10.6 miles (17.0 km). That averages 59 ft of gain per mile.
The difficulty score for Basse vallée du Lunain is 2.1 of 100. That is harder than 24.2% of routes at a similar distance. About 95% of the route is runnable at typical trail effort; the rest is steep enough that most runners hike.
The longest climb on Basse vallée du Lunain runs 2.0 miles (3.2 km) and gains 187 ft (57 m). The steepest climb grade on the route is 16.8%.
Preview this trail in 3D flyover, view the elevation profile, and explore the segment breakdown.
View Full Route Details →