Anastasian Wall

The Anastasian Wall or the Long Walls of Thrace or simply Long Wall / Macron Teichos is an ancient stone and turf fortification located 64 km west of Istanbul, Turkey, built by the Eastern Roman Empire during the late 5th century.
  • Location: Istanbul, Istanbul Province, Turkey
  • Alternative name: Long Walls of Thrace
  • Region: Thrace
  • Length: 56 km (35 mi)
  • Width: 3.3 m (11 ft)
  • Height: 5 m (16 ft)
  • Periods: Early Medieval
Data from: en.wikipedia.org