Paris has reshaped its architectural landscape over recent decades by constructing distinctly contemporary buildings. La Défense's Grande Arche extends the city's historic axis, while Frank Gehry's Louis Vuitton Foundation unfurls its glass sails in Bois de Boulogne. The François Mitterrand Library rises with four towers shaped like open books along the Seine, symbolizing a confident embrace of modernity. However, Paris architecture is not limited to recent constructions. The city has reinvented old structures: La Samaritaine, a department store in Art Nouveau and Art Deco styles, was restored to its former glory after a lengthy renovation. The former Bercy wine warehouses have become a lively shopping district, the Viaduc des Arts hosts artisan workshops beneath its 19th-century arches, and the Centquatre turned a municipal funeral home into a cultural center. These renovations demonstrate how Paris combines heritage preservation with adaptation to contemporary functions.