Cawfields Roman Wall - Hadrian's Wall 
“A fine stretch of Hadrian's Wall on a steep slope, with turrets and an impressive milecastle, probably built by the Second Legion.…” – official site
Ease by public transport:
Unknown
“A fine stretch of Hadrian's Wall on a steep slope, with turrets and an impressive milecastle, probably built by the Second Legion.…” – official site
Ease by public transport:
Unknown