Blue Mosque, UNESCO World Heritage Site, Sultanahmet District, Istanbul, Turkey, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside day nobody no one no one travel destination travel destinations travel blue mosque unesco unesco world heritage site world heritage site sultanahmet istanbul turkey europe european capital city sultan ahmed mosque mosque 17th century religion religious building islamic islam architecture architectural building exterior building buildings landmark landmarks famous well known well known low angle view low angle dome domes domed tourist destination tourist destinations