Çırağan Palace (Turkish: Çırağan Sarayı), a former Ottoman palace, is now a five-star hotel in the Kempinski Hotels chain. It is located on the European shore of the Bosporus, between Beşiktaş and Ortaköy in Istanbul, Turkey. The Sultan's Suite, billed at US$35,419.68 per night, is ranked number 14 on World's 15 most expensive hotel suites compiled by CNN Go in 2012. From Wikipedia