La roche-guyon: what to do

Eden, la Fête des Plantes du Château de la Roche Guyon - photosEden, la Fête des Plantes du Château de la Roche Guyon - photosEden, la Fête des Plantes du Château de la Roche Guyon - photosEden, la Fête des Plantes du Château de la Roche Guyon - photos

Eden: The Plant Festival at Château de La Roche-Guyon in 2026, Val-d'Oise — in pictures

The inaugural edition of Eden, the new Plant Festival at the Château de La Roche-Guyon in Val d'Oise, took place on May 2–3, 2026. We were there, and here’s our take on this green, contemporary weekend.
Le Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - donjonLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - donjonLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - donjonLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - donjon

This keep in Val-d'Oise, which hides a 100-meter secret passage, reopens its doors

In the heart of the village of La Roche-Guyon, one of Val d'Oise's most beautiful villages in France, an extraordinary troglodyte castle rises, opening to visitors from April 1, 2026, with a medieval keep and its closely guarded secrets.
Arboretum de la Roche-Guyon - nos photosArboretum de la Roche-Guyon - nos photosArboretum de la Roche-Guyon - nos photosArboretum de la Roche-Guyon - nos photos

The arboretum at La Roche-Guyon (95), an open garden featuring plant species from the Ile-de-France region.

In the heart of the Roche-Guyon forest, the arboretum is a little-known 13-hectare green space hidden away in the heart of the French Vexin. We'll take you on a tour to discover it. Are you coming?
Le Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - vue façadeLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - vue façadeLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - vue façadeLe Château de la Roche Guyon, le château troglodyte dans le Val-d'Oise - 95 - vue façade

Château de la Roche Guyon, a troglodyte castle in the Val-d'Oise with a breathtaking view over the Seine valley

Have you heard of Ile-de-France's only troglodyte castle, nestled in the only village in the region to be named one of France's most beautiful villages? We'll take you on a tour of the Château de la Roche Guyon, an unusual castle in the Val-d'Oise, with an eventful past that also inspired the adventures of Blake and Mortimer.