doi:10.7916/d8-yhse-qh93Saint Basil's Cathedral, State Historical Museum, St. Isaac's Cathedral in Moscow, Russiavideo recordingsmoving imageCathedralsMuseumsKremlin (Moscow, Russia)Moscow (Russia)Saint Petersburg (Russia)Khram Vasilii︠a︡ Blazhennogo (Moscow, Russia)Isaakievskiĭ sobor (Saint Petersburg, Russia)