Wrocław is the capital of Lower Silesia. The city is one of the biggest and the most beautiful in Poland. It is famous for amazing Market Square, labyrinths of picturesque alleys and colorful houses in the Old Town. The most impressive structure in the city is the palace-like University building and the magnificent Centennial Hall. Magical Wrocław is often referred to as ?Venice of the North? because of hundreds of bridges and footbridges built over the Odra river.