The park contains a lake, a cascade, wide sloping lawns, as well as many notable varieties of trees, shrubs and flowers. It is also home to a meteorology station, a cafe and a guignol theatre. The roads of the park are popular with joggers on weekends. Parc Montsouris is bounded to the south by Boulevard Jourdan and the Cité Internationale Universitaire de Paris (CIUP), to the north by Avenue Reille, to the east by Rue Gazan and the Rue de la Cité Universitaire and to the west by Rue Nansouty and Rue Émile Deutsch-de-la-Meurthe. Cité Universitaire station on RER B is located in the southern part of Parc Montsouris, where it connects to Île-de-France tramway Line 3a.