Les Ulis is a small commune within the Essonne department of France, in the southwest suburbs of Paris. The Essonne department is a relatively new addition to the various regions throughout the country; it wasn't actually established until 1968 when the Seine-et-Oise was separated into smaller departments.
To enjoy unlimited flexibility, car hire from Villebon sur Yvette is a popular choice, allowing you to get around at your own pace and travel further afield. You can find Paris 34.5 km northeast and Tours 212 km southwest, both of which are exceptional day or overnight destinations.
Hiring a car from Les Ulis, Villebon sur Yvette, will not only allow you to travel in luxury, but to visit luxurious landmarks as well. The Cathedral St-Gatien is a serene, spiritual experience that is heightened further by the sublime exterior façades. This stunning building is nearly a two hour car journey away. Closer by, you can drive along the N118 to immerse yourself in the romantic atmospherics of the globally famous Eiffel Tower.