Gate of Salutation, Topkapi Palace, UNESCO World Heritage Site, Istanbul, Turkey, Europe

travel destination photography horizontal gate of salutation topkapi palace istanbul turkey europe building building exterior day architecture nobody palace national landmark ottoman empire low angle view entrance arch tower blue sky turkish flag baroque 15th century old history the past royalty places of interest outdoors colour image colour color image color outside travel destinations travel architectural no one no one low angle from below looking up landmark landmarks historical historic heritage cultural culture unesco world heritage site unesco world heritage sites unesco world heritage site world heritage sites