Berwick's medieval castle, which lay outside the later Elizabethan walls, was largely demolished when the [[Edinburgh]]-[[Newcastle]] railway was built through the town in the late 1840s; only a few fragments remain. | Berwick's medieval castle, which lay outside the later Elizabethan walls, was largely demolished when the [[Edinburgh]]-[[Newcastle]] railway was built through the town in the late 1840s; only a few fragments remain. |