lookout tower

ancient antique architectural architecture bastion bricks building castle citadel concrete construct construction craftsmanship defending defense defensive engineering facade fort fortification fortify fortress front galata grand gray handmade hard high indestructible isolated istanbul kingdom lookout made masonry material materials medieval military miniature miniaturk monument observation observe old outdoors outside palace park people protect protection protective remains replica resistant roof ruin ruins solid stairs stone stronghold structure style tall tough tower towers turkey turret vertical view visitors watch watchtower white windows