Which structure is older, the Dolmabahçe Palace or the Pera Palace Hotel?
Dolmabahçe Palace: Dolmabahçe Palace (Turkish: "Dolmabahçe Sarayı" , ] ) located in the Beşiktaş district of Istanbul, Turkey, on the European coast of the Bosphorus, served as the main administrative center of the Ottoman Empire from 1856 to 1887 and 1909 to 1922 (Yıldız Palace was used in the interim). Pera Palace Hotel:  It was built in 1892 for the purpose of hosting the passengers of the Orient Express and was named after the place where it is located.
i don't know