Guyancourt is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the south-western suburbs of Paris, 21.2 km from the center of Paris, in the "new town" of Saint-Quentin-en-Yvelines.
Download Download See more
Wikipedia https://en.wikipedia.org/wiki/Guyancourt
Coordinates 48°46'15.389" N 2°4'14.19" E
