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Route Royale, Marly Forest – Côte des 17 Tournants loop from Bécon-les-Bruyères

Route Royale, Marly Forest – Côte des 17 Tournants loop from Bécon-les-Bruyères

Hard

5.0

(1)

riders

Route Royale, Marly Forest – Côte des 17 Tournants loop from Bécon-les-Bruyères

05:55

130km

1,050m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: March 20, 2026

Tips

Cycling is not permitted along parts of this route

After 6.35 km for 81 m

After 76.9 km for 131 m

Waypoints

Start point

Train Station

Get Directions

6.39 km

Mont-Valérien Memorial

Highlight • Monument

The Mont-Valérien Memorial is a major historic site from the Second World War. Inaugurated in 1960 by General de Gaulle, it honors the memory of the resistance fighters. The memorial …

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23.4 km

Route Royale, Marly Forest

Highlight (Segment) • Cycleway

The forest of Marly is full of paths and paths accessible to road bikes. This site is a veritable green lung at the gates of Paris!

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49.6 km

View of Thoiry Castle

Highlight (Segment) • Other

Located in the Yvelines, the castle of Thoiry dates from the Renaissance. Now a museum and a zoo, here you can appreciate the building from afar.

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50.8 km

Abreuvoir

Lake

85.5 km

Dampierre-en-Yvelines Castle

Highlight • Castle

Castle well known to cyclists for its small paved strip which wakes up before going up the 17 turns.

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86.2 km

Côte des 17 Tournants

Highlight (Segment) • Climb

As beautiful uphill as downhill! Be careful however to remain vigilant because cyclists, bikers and motorists share the road.

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94.0 km

Milon-la-Chapelle Wall

Highlight (Segment) • Climb

The coast is quite short (about 600 meters) but it is surely one of the steepest in the Chevreuse valley. No choice to go as a dancer! Provide a suitable …

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107 km

Buc Hill

Highlight (Segment) • Other

A small fairly regular climb at about 7% starting from the old town to go to Haut Buc. At the top, there is a view of the city center of …

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108 km

Buc Aqueduct (arcades)

Highlight • Other

580 meters long and 24 meters high, this aqueduct was used to supply the fountains of the Palace of Versailles. A magical place a few steps from Paris!

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130 km

End point

Train Station

Way Types & Surfaces

Way Types

80.6 km

19.8 km

17.9 km

7.38 km

3.99 km

< 100 m

Surfaces

104 km

24.9 km

353 m

227 m

131 m

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (180 m)

Lowest point (30 m)

Weather

Tuesday 19 May

20°C

13°C

60 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Route Royale, Marly Forest – Côte des 17 Tournants loop from Bécon-les-Bruyères

Mont-Valérien Memorial

Route Royale, Marly Forest

View of Thoiry Castle

Dampierre-en-Yvelines Castle

Côte des 17 Tournants

Milon-la-Chapelle Wall

Buc Hill

Buc Aqueduct (arcades)

Nearby routes

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