gnostek1 / 34
- 01The inner Theodosian wall stood 12 metres tall and 5 metres thick, backed by a second outer wall and a flooded moat.
- 02The walls repelled 23 recorded sieges over 1,040 years — by Avars, Arabs, Bulgars, Russians, and Crusaders.
- 03On 29 May 1453, Ottoman bombards firing 600-kilogram stone balls opened the first breach in the wall's entire history.