The Czech Republic has a population of 10.3 million people and its total area is 78,866 square kilometers. The capital and largest city of Prague has a population of 1.15 million people. Charles Bridge in Prague was built in 1357 and is 515.76 meters long. The highest mountain is Sněžka which stands at 1,602 meters. The longest river is the Vltava which is 430 kilometers long.