Saint Isaac’s Cathedral – St. Petersburg, Russia

Saint Isaac's Cathedral or Isaakievskiy Sobor in Saint Petersburg, Russia is the largest Russian Orthodox cathedral (sobor) in the city and was the tallest Eastern Orthodox church upon its completion (subsequently surpassed only by the Cathedral of Christ the Saviour). It is dedicated to Saint Isaac of Dalmatia, a patron saint of Peter the Great who had been born on the feast day of that saint. The cathedral took 40 years to construct, under Montferrand's direction, from 1818 to 1858. Under the Soviet government, the building was stripped of religious trappings, then turned into the Museum of Scientific Atheism. The…