Étang de Gallardon – La Roche-Guyon Castle loop from Issou - Porcheville

Routes

Bike touring routes & trails

Étang de Gallardon – La Roche-Guyon Castle loop from Issou - Porcheville

Hard

3.8

(28)

161

riders

Étang de Gallardon – La Roche-Guyon Castle loop from Issou - Porcheville

07:39

120km

550m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: September 24, 2026

Tips

Includes a segment that goes up or down a series of steps

You may need to carry your bike.

After 19.2 km for 19 m

Waypoints

Start point

Train Station

Get Directions

21.4 km

Étang de Gallardon

Highlight • Lake

Nice crossing point for the v33, this site provides access to the Val de Seine leisure center. It also goes on the Seine side, but not in all seasons!

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25.6 km

Étang du Rouillard

Lake

28.9 km

La Seine

Lake

33.3 km

Bois Saint-Vincent

Forest

50.4 km

Notre-Dame Collegiate Church, Mantes-la-Jolie

Highlight • Religious Site

Very beautiful view of the collegiate church and the Seine

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62.4 km

Bois de l'Îlon

Forest

63.2 km

Ilona de Sandancourt

Highlight • Other

a painter's landscape, a temple of biodiversity and a beautiful place to recharge your batteries

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73.4 km

Troglodyte Church of Our Lady of the Annunciation

Highlight • Other

An atypical site, the Church is rarely open but the interior is visible thanks to the windows rarely closed due to the humidity. Note the many troglodyte sites on this …

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74.8 km

Ohhh le beau chateau

Highlight • Other

Château de La Roche Guyon, a historical monument since 1943. One hour from Paris, located in a setting labeled "Most beautiful villages of France", the Château de La Roche-Guyon rises …

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75.6 km

La Roche-Guyon Castle and Keep

Highlight • Castle

Pretty village located below the slopes of the Vexin plateau on the bank of the Seine. Its castle, property of La Rochefoucauld, dominated by a medieval keep, and the arboretum are worth a visit.

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75.8 km

La Roche-Guyon Castle

Highlight • Castle

The castle of La Roche-Guyon impresses the adventurers passing through Vexin. It dates from the Middle Ages and since its construction, each century has left its mark.

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