Original Art Nouveau sign for the Paris metro, Paris, France, Europe

Stock Exchange (La Bourse) and Metropolitain sign at entrance to metro, Place de la Bourse, Paris, France, Europe

Metropolitain sign and entrance to the Paris Metro, Paris, France, Europe

Metropolitain (Metro) station entrance, Paris, France, Europe

Close-up of Metropolitain (metro) station entrance, art nouveau style, Paris, France, Europe

Art deco Metropolitain (subway) sign, Paris, France, Europe

Art deco Metropolitain (subway) sign, Paris, France, Europe

Metropolitain station entrance, Paris, France, Europe

Metropolitain sign in Rue du Bac, Paris, France

Metropolitain sign and map on Rue du Bac, Paris, France

Tourists on foot study Metropolitain subway map for the Paris Metro in Rue du Bac, Left Bank, Paris, France

Metro RER Paris, France

Art Nouveau Metro Entrance, Paris, France, Europe

Sign for Metropolitain and street lamps in Saint Michel neighborhood, Paris, France

Low angle view of sign reading Metropolitain