The Catherine Palace (also known as the Great Tsarskoe Selo Palace, the Great Catherine Palace, the Great Palace , the Old Palace ) - the former imperial palace, the official summer residence of three Russian rulers - Catherine I, Elizabeth Petrovna and Catherine II; the palace is located 26 km south of the center of St. Petersburg in the former Tsarskoe Selo (now the city of Pushkin).
It is an object of cultural heritage of Russia . It is part of the "Palace and park ensemble of the city of Pushkin and its historical center", which is part of the UNESCO World Heritage Site "Historical Center of St. Petersburg and associated complexes of monuments" .