Byzantine Constantinople, the walls of the city and adjoining historical sitesNote 612 — Chapter XII · THE WALL OF THE EMPEROR HERACLIUS: THE WALL OF THE EMPEROR LEO THE ARMENIAN.Reading editionGyllius, De Bosporo Thracio, ii. c. 13.◇Copy noteReturn to CHAPTER XII. THE WALL OF THE EMPEROR HERACLIUS: THE WALL OF THE EMPEROR LEO THE ARMENIAN.