. . "1458" . . . "Yedikule Fortress (Turkish: Yedikule Hisar\u0131 or Yedikule Zindanlar\u0131; meaning \"Fortress/Dungeons of the Seven Towers\") is located in the Yedikule neighbourhood of Fatih, Istanbul, Turkey. It was built in 1458 by adding three new towers to a section of the Walls of Constantinople which included the Golden Gate (Turkish: Alt\u0131nkap\u0131)."@en . "Yedikule Fortress"@en . . .