Poland is a country in Central Europe. Its official name is Republic of Poland. It is on the east of Germany (along Oder and Lusatian Neisse). The Czech Republic and Slovakia are to the south, Ukraine and Belarus to the east, and the Baltic Sea, Lithuania, and the Russian exclave Kaliningrad to the north. The total land area of Poland is about 312,679 km (120,728 mi), slightly larger than Oman. This makes Poland the 77th largest country in the world with over 38.5 million people. Most Polish people live in large cities, including the capital, Warsaw (Polish: "Warszawa"), Łódź, Cracow (Polish: "Kraków"), the second capital of Poland (first was Gniezno), Szczecin, Gdańsk, Wrocław and Poznań.