Ortaköy Mosque , officially the Büyük Mecidiye Camii (Grand Imperial Mosque) of Sultan Abdülmecid) in Beşiktaş, Istanbul, Turkey, is situated at the waterside of the Ortaköy pier square, one of the most popular locations on the Bosphorus. The original Ortaköy Mosque was built in the 18th century (...) (from Wikipedia)