Red Square (Russian: Кра́сная пло́щадь, tr. Krásnaya plóshchaď, IPA: [ˈkrasnəjə ˈploɕːətʲ]) is a city square in Moscow, Russia. It separates the Kremlin, the former royal citadel and now the official residence of the President of Russia, from a historic merchant quarter known as Kitai-gorod.