Prague is the capital and largest city in the Czech Republic, the 14th largest city in the European Union[7] and also the historical capital of Bohemia. Situated in the north-west of the country on the Vltava river, the city is home to about 1.3 million people, while its larger urban zone is estimated to have a population of 2.6 million.[8] The city has a temperate climate, with warm summers and chilly winters.
Vienna is the capital and largest city of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.8 million[1] (2.6 million within the metropolitan area,[4] nearly one third of Austria's population), and its cultural, economic, and political centre. It is the 7th-largest city by population within city limits in the European Union. Until the beginning of the 20th century, it was the largest German-speaking city in the world, and before the splitting of the Austro-Hungarian Empire in World War I, the city had 2 million inhabitants