detail of the weathered concrete wall of an abandoned wwii bunker at cape disappointment state park, ilwaco, washington, usa

abstract concrete wall bunker pattern surface weathered aged ancient texture background backdrop wallpaper structure architecture construction building antique dirty grunge paint peeling dirt mold moldy mould cement dust grime grimy mess style deterioration deteriorated abandoned pockmarked exterior outside cape disappointment fort canby battery harvey allen ilwaco washington wa united states usa america american