Moscow is the capital and the largest city of Russia, and the largest city in Europe, with its metropolitan area ranking among the largest urban areas in the world. Moscow is the country's political, economic, religious, financial, educational and transportation centre.
It is located on the Moskva River in the Central Federal District, in the European part of Russia. Historically, it was the capital of the former Soviet Union and the Grand Duchy of Moscow, the pre-Imperial Russian state. It is the site of the Moscow Kremlin, which serves as the ceremonial residence of the President of Russia.
Moscow is a major economic centre and is home to many scientific and educational institutions, as well as numerous sport facilities. It possesses a complex transport system that includes the a busy metro system which is famous for its architecture and artwork.