Warsaw is the capital and largest city of Poland. It is located on the Vistula River, roughly 260 kilometres (160 mi) from the Baltic Sea and 300 kilometres (190 mi) from the Carpathian Mountains. Its population is estimated at 1.711 million residents within a greater metropolitan area of 2.666 million residents, making Warsaw the 9th most populous city proper in the European Union. The area of the city covers 516.9 square kilometres (199.6 sq mi), while the city's agglomeration covers 6,100.43 square kilometres (2,355.39 sq mi). Warsaw is an Alpha– global city, a major international tourist destination and an important economic hub in East-Central Europe. Sources