Discover Saint Petersburg on a 6-hour sightseeing tour through its imperial history, grand architecture, and iconic religious landmarks. Visit Imperial Palaces such as the Winter Palace, Stroganov Palace, and Mikhailovsky Palace, and see prominent churches and cathedrals including the Church of the Savior on Blood, Peter and Paul Cathedral, St Isaac's Cathedral, Kazan Cathedral, and Smolny Cathedral. Walk through elegant gardens, explore Palace Square and the Admiralty area, and admire an aerial view of the city from the Colonnade Bell Tower.