Milecastle 12 (Heddon) was a milecastle of the Roman Hadrian's Wall. Its remains lay under Town Farm, Heddon-on-the-Wall, (just opposite the farm house) with nothing visible on the surface.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/FkRQFMUJf6VIqhPm7U5Z4Q== | 5.88129e-14 |
| dbr:Milecastle_12 | 5.88129e-14 |