SlovakiaSlovakia, officially the Slovak Republic is a landlocked country in Central Europe.Bratislavais the capital of Slovakia,The Carpathiansare a mountain system located in eastern Europe, and the source of the Dniester, Tisza and Vistula Rivers. They form the natural border between Slovakia and southern Poland, and then extend southward through Ukraine and into Romania.The Tatra Mountains, Tatras or Tatra,are a mountain range that form a natural border between Slovakia and Poland. They are the highest mountain range in the Carpathian Mountains. The Tatras should be distinguished from the Low Tatras (Slovak: Nízke Tatry) which are located south of the Tatra Mountains in Slovakia.The Danubeis Europe's second-longest river, after the Volga River, and also the longest river in the European Union region. It is located in Central and Eastern Europe. Originating in Germany, the Danube flows southeast for 2,860 km (1,780 mi), passing through or touching the border of Austria, Slovakia, Hungary, Croatia, Serbia, Romania, Bulgaria, Moldova and Ukraine before emptying into the Black Sea. Its drainage basin extends into nine more countries.