圣日耳曼大道
The Société de Géographie (; ), is the world's oldest geographical society. It was founded in 1821 as the first Geographic Society. Since 1878, its headquarters have been at 184 Boulevard Saint-Germain, Paris. The entrance is marked by two gigantic caryatids representing "Land" and "Sea". It was here, in 1879, that the construction of the Panama Canal was decided.