Mariinsky Palace, built in 1844, is part of an ensemble of St. Isaac’s Square. It was intended as a gift for the wedding of the daughter of Nicholas I, who refused to leave her husband home and stayed in St. Petersburg. That is for the construction of this palace was enlarged Blue Bridge, which connects the two islands, the Kazan and the Admiralty. Since the Princess’s husband was extremely educated man, before moving into the building couples Palace can visit anyone. But in 1884, due to the debt structure of the children of Mary be confiscated in favor of the state. Later there will be the Council of State Rossiiskoy Empire and the cabinet, since 1994 there are sitting MPs Legislative Assembly.