[1] The North Walls ran roughly east-southeastwards from the castle to Scotchgate and then on to Philipson's Tower.
[1] The Citadel was built as a gate by Stefan von Haschenperg in the 1540s to replace an earlier structure.
[4] The stone was used to redevelop The Citadel as a court building and in the construction of a new Eden Bridge to the north of the city.
Comparisons between old engravings and current archaeological evidence suggest the wall has been straightened.
The gap in the West Walls includes the site of Irishgate and this is commemorated by a modern footbridge.