Explore details about location Passage d'Enfer. Passage d'Enfer is a location situated within the Quartier du Montparnasse alongside other areas such as Rue Cassini, Avenue Transversale, Avenue Denfert-Rochereau. Additionally, some smaller parts of Passage d'Enfer include specific areas like Avenue de l'Observatoire, Boulevard Arago, Rue Cassini adding to the diversity of its landscape.