Porte de Montreuil station
Porte de Montreuil is a station on Line 9 of the Paris Métro in the 20th arrondissement. It is named after the Porte de Montreuil, a gate in the 19th-century Thiers wall of Paris, which led to the town of Montreuil. Flea markets are held on the glacis of the former fortifications.