Paris, French's capital, is located about 8 miles (13 kilometers) south of Saint-Gratien.
Ile-de-France is wonderfully endowed with things to do and see, from perennial tourist favourites to hidden gems that lay slightly off the beaten path. Go to Puteaux, and pay a visit to the CNIT Convention Center and Les Quatre Temps Shopping Center. Puteaux is 6 miles (10 kilometers) away from Saint-Gratien and is worth a visit. Alternatively you could try the Chateau de Maison and Golf de Maisons Laffitte in Maisons-Laffitte. It is 7 miles (11 kilometers) away from Saint-Gratien.
About 8 miles (13 kilometers) to the south of Saint-Gratien is Paris, a regional center and the home of Sacred Heart Basilica, Place de la Bataille-de-Stalingrad and Place Vendome. Be sure not to head back to Saint-Gratien until you've spent a little time at Paris' Pont de la Tournelle, Les Deux Magots and Tuileries Garden.
Religion is an important aspect of every community's DNA, so visit the area's monasteries and other religious sites. Uncover the region's rich cultural tapestry within Ile-de-France's excellent art galleries, theaters and art museums.
Ile-de-France is a great place to participate in a fascinating culinary tours and city walking tours available here.
When it is time to leave Saint-Gratien, use the last of your euros on last minute keepsakes for the folks at home and bid a fond Au revoir / À bientôt (farewell).