FROM PARIS :
Take the motorway A13 , direction Rouen , then A12 , direction Dreux. Overtake the N12 direction Elancourt, exit at Méré.
At the turnabout, take the D76 direction Montfort-l'Amaury . At the entrance of Montfort , take on the right all directions and at 100 m take the D138 direction St Léger-en-Yvelines.
Cross St Léger-en-Yvelines and take the turnabout direction Rambouillet (D936). Before Rambouillet take on the right in the forest direction Poigny-la-forêt (D108).
Cross the village and take direction Epernon (D107). After the village of Guiperreux, at the crossroads Béchereau, turn on the right direction La Boissière-École (D80).
Cross La Villeneuve and at the end of the straight line, turn on the right at the sign « La Butte Ronde ». Follow the road until the gate of the Domaine de la Butte Ronde .
FROM RAMBOUILLET :
Take the direction Saint-Léger-en-Yvelines , follow Poigny-la-Forêt .
Cross the village and take direction Epernon (D107). After the village of Guiperreux, at the crossroads Béchereau, turn on the right direction La Boissière-école (D80).
Cross La Villeneuve and at the end of the straight line, turn on the right at the sign « La Butte Ronde ». Follow the road until the gate of the Domaine de la Butte Ronde .
Station : Gare de Gazeran
Airport : Orly