Pontoise is a small city located in the north of France, in the department of Val-d'Oise. The city is crossed by the river Oise and is located just 30 kilometers from Paris. Pontoise is a city with a rich history and a lot of charm. The city center is full of beautiful historical buildings, and the river Oise is a great place to relax and enjoy the views. The city is also home to a few interesting museums, including the Museum of Modern Art and the Museum of the Natural Sciences. There are also a few good restaurants and bars in the city, and the city's students add a lot of life and energy to the city center.