Major districts added in the 19th and 20th centuries include Podgórze, which until 1915, was a separate town on the southern bank of the Vistula, and Nowa Huta, east of the city centre, built after World War II.
The Old Town district of Kraków is home to about 6,000 historic sites, and more than 2,000,000 works of art [REF].