Estonia. Narva. Ancient fortress on border with Russia..
Palabras clave
ancient,
architecture,
background,
border,
baltic,
bastion,
beautiful,
blue,
building,
castle,
citadel,
cloud,
estonia,
europa,
european,
fort,
fortress,
grass,
green,
historical,
history,
knight,
landmark,
mediaeval,
old,
sky,
stone,
summer,
tower,
travel,
view,
wall,
white
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