Milecastle 74 (Burgh Marsh) was one of a series of milecastles or small fortlets built at intervals of approximately one Roman mile along Hadrian's Wall (grid reference NY29575965).
Milecastle 74 (Burgh Marsh) was one of a series of milecastles or small fortlets built at intervals of approximately one Roman mile along Hadrian's Wall (grid reference NY29575965). (en)
Milecastle 74 (Burgh Marsh) was one of a series of milecastles or small fortlets built at intervals of approximately one Roman mile along Hadrian's Wall (grid reference NY29575965). (en)