Hadrian’s Wall Map – Hadrian’s Wall (Vallum Hadriani) was a defensive fortification built by the Roman Empire to separate the province of Britannia from the northern lands of Caledonia. Construction begun in AD 122 during the reign of Emperor Hadrian and ran from the River Tyne near the North Sea to the Solway Firth on the Irish Sea.

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Markus Milligan - Markus is a journalist and the Managing Editor at HeritageDaily. His background is in archaeology and computer science, having written over 7,000 articles across several online publications. Markus is a member of the Association of British Science Writers (ABSW).