To reach Bourron Marlotte from INSEAD:

Turn right onto the main road when  eaving campus.

At the roundabout with the obelisk, take the third road (D58, small road, towards Episy & Bourron-Marlotte), directly opposite from where you entered the roundabout.

Turn right after about 2km and continue straight ahead.

The road will take you into Marlotte and the main street, rue Mürger, where the house is situated.