Saint Isaac's Cathedral, located in the centre of Saint Isaac's Square, in St. Petersburg, Russia, is the star of this live city camera. Also known as Isaakievskiy Sobor (Исаа́киевский Собо́р), this is St. Petersburg’s largest Russian Orthodox cathedral. Built in honour of Saint Isaac of Dalmatia, its 101.5 m-high main dome is covered with pure gold.
