St. Isaac's Cathedral possesses an imposing exterior presence with its single massive dome, but you'll also want to check out its opulent interior, with its multicolored marble floors and stunning ...

St. Isaac’s Cathedral, one of St. Petersburg's prominent ... and Public Buildings until 1871 and was then turned over to the Interior Ministry of the Russian Empire.

Many items adorn the cathedral’s interior and exterior, Burov said, adding that "the current law on state museum funds does not regulate this matter." Burov said the museum at St. Isaac’s ...