Russia (Russian: Россия, Rossiya, [rɐˈsʲijə]), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, covering over 17,098,246 square kilometres (6,601,670 sq mi), and encompassing one-eighth of Earth's inhabitable landmass. Russia extends across eleven time zones and shares land boundaries with fourteen countries, more than any other country but China. It is the world's ninth-most populous country and Europe's most populous country, with a population of 146 million people. The country's capital and largest city is Moscow, the largest city entirely within Europe. Saint Petersburg is Russia's cultural centre and second-largest city. Other major urban areas include Novosibirsk, Yekaterinburg, Nizhny Novgorod, and Kazan. Ranked worldwide, the Russian economy stands at the ninth-largest by nominal GDP and the sixth-largest by GDP (PPP). Russia possesses the largest stockpile of nuclear weapons, and has the fifth-highest military expenditure. Its mineral and energy sources are the world's largest, and its figures for oil production and natural gas production rank high globally. The country is a permanent member of the United Nations Security Council; a member state of the G20, the SCO, BRICS, the APEC, the OSCE, and the WTO; and is the leading member state of the CIS, the CSTO, and the EAEU. Russia is home to 30 UNESCO World Heritage Sites. (Source: Wikipedia.org, CC BY-SA)