Travelers are voting Topkapı Palace, Dolmabahee Palace and Basilica Cistern as the best of 5 palaces in Istanbul. You can find 5 palaces in Marmara and 5 palaces in the country of Turkey. Our members favorite in Marmara is Dolmabahee Palace and Topkapı Palace is the top pick in Turkey. Want more? Check out our map of palaces in Istanbul.