Hadrian’s Wall, Vallum Aelium, Vallum Hadriani
Segment VIII
Brocolita to Vercovicivm
Carrawburgh to Housesteads
Mile Castles: 31 - 36
Built: 122-128
Segment Length: 4.8 miles, 7.7 km
Mile Castles and turrets whose location and size can be documented are shown in outline form.
See: http://www.northofthetyne.co.uk/HWC8.html
https://en.wikipedia.org/wiki/Hadrian%27s_Wallhttp://structuralarchaeology.blogspot.com/2010/11/40-reverse-engineering-vallum.html