Saint Isaac’s Cathedral or Isaakievskiy Sobor is the largest Russian Orthodox cathedral in the city and the fourth largest in the world. The cathedral was built for 40 years according to the projet of the talented french architect Auguste Montferrand using modern technologies of the time as the main cathedral of Russia.
With our guide you will appreciate the grandeur and luxury of the cathedral, admire its stone decoration, rich interior, as well as learn about the history of construction and the role of the temple in different years. You also will have a great opportunity to see the city from the observation deck on the roof of the cathedral.