flag and turret on naryshkin bastion of peter and paul fortress on a background cloudy sky in st-petersburg

ancient and architecture background banner bastion blue brick building castle citadel city cloud cloudy construction embankment famous federation flag flagpole flagstaff fort fortification fortress granite historic historical history imperial island landmark military naryshkin navy old paul peter peterburg petersburg rampart red russia russian saint saintpetersburg sky stone stpetersburg stronghold summer symbol tourism tower travel turret wall zayachy