Portus Aderni (Hampshire, England).This Saxon shore fort was built during the 200s AD at the north e
Portus Aderni (Hampshire, England).This Saxon shore fort was built during the 200s AD at the north endof Portsmouth Harbour. It covered an area of 9 acres, with wallsthat were 6m high, 3m thick and 200m long, made of coursed flintbonded with limestone slabs. Most of the walls and bastions arestill complete, and this is one of the most well-preserved Romanforts north of the Alps.After the Romans left, Portus Aderni became an Anglo-Saxon residence. During the Middle Ages, it was converted into Portchester Castle. It was occupied for nearly sixteen centuries, last being used as aprison for captured French soldiers during the Napoleonic Wars. -- source link
#history#classics#military history#architecture#napoleonic wars#britain#ancient rome#roman britain#anglo-saxon britain#medieval britain#hampshore#portsmouth harbour#portus aderni#portchester castle#pows