Discover Le Havre's extraordinary UNESCO World Heritage architecture on this comprehensive walking tour through the city rebuilt by Auguste Perret. Start at the monumental City Hall with its 72-meter tower, explore the iconic 'Volcan' cultural center and Oscar Niemeyer Library, then admire the masterpiece of Saint Joseph's Church with its 12,768 stained glass pieces. The tour includes MuMa, home to France's largest Impressionist collection outside Paris, and concludes along Europe's widest avenue, Avenue Foch. Important: Many attractions are closed on Mondays (Library, Le Volcan, Natural History Museum, MuMa). The Perret Show Flat requires advance reservation and operates April-September only. MuMa opens at 11:00. First Saturday of each month offers free entry at several museums. Total walking distance is approximately 3.5 km.