archways to the gate of the unesco world heritage site of biertan fortified church, transylvania, romania

arc arcades arch arched architecture archways attractions background biertan birthälm bow castle church circular cobblestone cobblestones corridor county cultural culture defense destinations entryway fortification fortified fortress gate heritage historic historical history holidays landmark landscape leisure medieval old passage passageway paved photography poster romania saxon sibiu span stone structure tourism tourist transylvania travel vacation wall walls