Bratislava

Bratislava is the capital and largest city of the Slovak Republic and the fourth largest of all cities on the river Danube. Officially, the population of the city is about 475,000; however, some sources estimate daily number of people moving around the city based on mobile phone SIM cards is more than 570,000. Bratislava is in southwestern Slovakia at the foot of the Little Carpathians, occupying both banks of the Danube and the left bank of the River Morava. Bordering Austria and Hungary, it is the only national capital to border two sovereign states.