Peter and Paul Fortress, St. Petersburg, UNESCO World Heritage Site, Russia, Europe

photography colour colour image color color image vertical vertical image outdoors outside day nobody no one no one travel travel destination travel destinations landmark landmarks famous well known well known peter and paul fortress st petersburg unesco unesco world heritage site world heritage site russia europe european building exterior building buildings architecture architectural history historical historic heritage 18th century tourist destination fort forts fortified fortification fortress fortresses river water cloudscape spire copy space copy space copyspace scale