Late Roman Fortifications

ABelg Alzey Aquincum archaeological astride the walls Aurelian bank barbarian bastions blocks Bogaers & Rüger Brigetio Britain Brulet built Burgh Castle burgus Carausius Carnuntum Castra cemetery circuit city walls coins Constantine Constantinian Constantius II construction corner towers Danube dating evidence defended area Diocletian ditch earlier emperor enclosed excavation fan-shaped towers Fitz flanking forts fourth century Gallic Gallic Empire Garbsch garrison gates Gaul Germania hill hill-top sites inscription interior buildings irregular JSGU Julian known Köln late Roman period Late Roman tile Late Roman walled late third century later Mainz medieval military Noricum Notitia Dignitatum occupation Oudenburg Pannonia plateau posts pottery probably Probus projecting towers Promontory provinces Raetia raids rampart re-used material rebuilt rectangular towers Rhine river Roman finds Roman walled sites Saxon Shore forts Schaan semicircular towers similar small blockwork Soproni square Stehlin stone suggest survives Tamuda thick tile-courses town U-shaped towers Valentinianic watchtowers