Explore Le Havre's UNESCO World Heritage city center, rebuilt by architect Auguste Perret after WWII. This intensive itinerary covers the iconic City Hall, Oscar Niemeyer's striking Volcan library, historic Notre-Dame Cathedral, the colorful Container Chain sculpture, world-class MuMa art museum with its Impressionist collection, the magnificent Saint Joseph's Church with 12,768 stained glass pieces, Europe's widest avenue, and the scenic pebble beach. Important: Oscar Niemeyer Library and MuMa are closed on Mondays. MuMa opens at 11:00 (later than other attractions). The first Saturday of each month offers free admission to MuMa. Total walking distance is approximately 4 km.