Église Sainte-Trinité (Saint-Illiers-le-Bois) walks

A walk from station to station through the Rosny-sur-Seine Regional Forest, the Bois Boutilliers, the Vallée des Prés and the Houssaye, during which you’ll also discover some beautiful views and heritage sites.

Follow in the footsteps of Claude Monet, considered one of the founders of Impressionism, on a hike from station to station along the Seine and its hillsides. Beautiful views punctuate the route. Halfway along the route, there are several possible visits in Giverny, where the painter lived and worked from 1883 until his death in 1926. At the end of the hike, the collegiate church of Vernon is worth a detour.

Sixth stage of the Grand Tour de l'Île-de-France on the GR® 11, linking Mantes-Station railway station in the Yvelines to the village of Genainville in the Val d'Oise, in the heart of the French Vexin. This stage is the first part of a two-day route, the aim of which is to connect Mantes-Station railway station to Chars railway station, further north-east in the Val d'Oise.The stage begins in Mantes-la-Jolie in the Seine valley and heads north through the south-western part of the Vexin Français Regional Nature Park, quickly passing from one of the lowest points in the region (crossing the Seine, at ~18 m) to one of the highest points (the beech forest at Villiers-en-Arthies, at 205 m).The French Vexin, with its unspoilt agricultural and wooded landscapes, is a magnificent region where it is very pleasant to hike.