Passau, a Bavarian city, near the Austrian borders is known as the "Three Rivers City" because the Danube, Inn, and Ilz Rivers converge and surround this historic city by water. Witness the natural phenomenon of the Passau rivers different colours, the blue waters of the Danube, the green Inn and the Ilz flows black.
Explore the city's Old Town with its attractive pastel-coloured buildings with ornate windows, delightful cobbled streets and picturesque squares lined with cafes, and beautiful baroque architecture, including the magnificent gothic town hall, and the green onion-domed St Stephens's Cathedral, home to an organ with 17,974 pipes. Do not miss the chance to experience the best views of city and rivers by visiting the hilltop Veste Oberhaus, a 13th-century fortress with a museum and observation tower.