On foot from the RER (suburban train) station at Orsay-ville (on the line from Paris, in the direction of St Rémy les Chevreuses).
Exit the station on Boulevard Dubreuil.
Facing the station, ten meters to the right, is an underpass that comes out on rue Elisa-Desjobert.
Turn left along rue Elisa-Desjobert and take the first left into rue George-Clémenceau.
Walk straight on through the university campus and on the left is the Proton Therapy Center of the Institut Curie - Orsay (building 101).
Here in downloadable pdf format is a map of the walk from the Orsay-ville RER station to the center:
Take the A6 highway south.
Follow the signs to "Nantes, Bordeaux" and continue on the A10, direction Chartres, Orléans.
Exit at "Bures-Orsay" and take the RN 188, which passes through woods for 3 km.
Take the Orsay exit, and follow the RN 118 (in the direction of Paris - Porte de St-Cloud) for 200 meters, and then take the "Orsay" exit.
Over the Pont de Sèvres, take the RN 118 (or F18) in the direction "Chartres, Orléans, Tours".
Over the Pont de Sèvres
take the RN 118 (or F18) in the direction "Chartres, Orléans, Tours".
Exit at "Orsay" (not "Centre Universitaire").
Here is a map showing where Orsay (violet circle) is in relation to Paris:
You can download the maps in pdf format:
Large scale
Middle scale
When you reach Orsay, take the direction "centre ville" (rue Guy-Moquet) by turning right.
After the swimming pool (on the left) and the main entrance to the university campus (on the right), turn left (bridge) and then immediately right.
Straight on. Twenty meters after the sign indicating the entrance to the University Center, turn left immediately after the security post.
At the first crossroads, turn right and continue to building 101, on the left. There is a parking lot in front of the Proton Therapy Center.
Circuit map :
Map circuit
Download circuit map in PDF format:
Map circuit (PDF)
Last update 05/12/09