The double walls, built in the fifth century, during the reign of the Emperor Theodosius, stretch 61.2 km (4 miles) from the Sea of Marmara to the Golden Horn.
The double walls are 8 miles long and 12 feet high.
mnli hypothesis: The double walls are 8 miles long and 12 feet high. premise: The double walls, built in the fifth century, during the reign of the Emperor Theodosius, stretch 61.2 km (4 miles) from the Sea of Marmara to the Golden Horn.