St. Petersburg is the second most populous city in Russia after the national capital Moscow with around 5,500,000 inhabitants.
It is located in the Leningrad Region, a name he shared with the city during the Soviet era
It was founded by Tsar Peter the Great on May 27, 1703, with the intention of turning it into the window of Russia to the western world, from then on it became the capital of the Russian Empire for more than two hundred years. When the Russian Revolution broke out, the city was the center of the rebellion. In March 1918 the capital was transferred to Moscow.