Antwerp is famous for its art treasures, diamond industry, and culture, relaxation and entertainment. Shop at Grote Markt, at the heart of which stands Brabo Fountain. Antwerp’s main attractions include stunning City Hall, one of the most important buildings of the Northern Renaissance; Our Lady’s Cathedral, one of the finest gothic churches in Belgium; and the daintily restored 16th-century guildhouses. Visit Diamond Land or Provincial Diamond Museum. Other sights include The Steen - a waterfront gatehouse of a medieval fortress built on site of a 9th-century fortification from which the town spread that now houses the National Maritime Museum; Mayer van den Berg Art Museum; Royal Art Gallery - which has 2,500 paintings spanning five centuries; and Plantin-Moretus Museum - a 16th-century patrician mansion that was a famous printing house of the Plantin and Moretus families.