Balkerne Gate settled
100 CE.
Shown on the map at 51.890°, 0.894°.
Balkerne Gate is a Roman gateway in Colchester (the former Camulodunum). It is the largest surviving gateway in Roman Britain and was built where the Roman road from Londinium intersected the town wall of Camulodunum. It is a scheduled monument and a Grade I listed building.
Text from the Wikipedia article Balkerne Gate, licensed CC BY-SA 4.0.