- en.wikivoyage.org wiki/Hadrian's_WallHadrian's Wall was built by the Roman Empire to protect their territory in England from the Pictish tribes of Scotland. It was built relatively quickly from 122 AD, with associated...
- britannica.com topic/Hadrians-WallHadrian’s Wall, continuous Roman defensive barrier that guarded the northwestern frontier of the province of Britain from barbarian invaders.
- worldhistory.org Hadrians_Wall/Hadrian's Wall (known in antiquity as the Vallum Hadriani or the Vallum Aelian) is a defensive frontier work in northern Britain which dates from 122 CE.
- roman-empire.net places/hadrians-wall/These structures were architecturally integrated into Hadrian’s Wall, contributing to the frontier’s defensive capabilities by providing additional layers of observation.
- artincontext.org hadrians-wall/Hadrian’s Wall is a historic Roman wall in England that was utilized as a defense fortification during the reign of Emperor Hadrian.
- learnodo-newtonic.com hadrians-wall-factsBuilt by the Roman Army on the orders of Emperor Hadrian, the Hadrian Wall was the North West frontier of the Roman Empire for close to 300 years.
- english-heritage.org.uk visit/places/hadrians-…Marching 73 miles from coast to coast, Hadrian’s Wall was built to guard the wild north-west frontier of the Roman Empire.
- historic-uk.com HistoryMagazine/DestinationsUK/…This time a new frontier, the Antonine Wall, was rapidly established between the Forth and Clyde rivers and Hadrian’s Wall was promptly abandoned.
- english-lakes.com hadrians_wall.htmBirdoswald Roman Fort, known as Banna to the Romans, one of the sixteen forts situated along the length of Hadrian's Wall, is an impressive site.
- followinghadrianphotography.com hadrians-wall/Hadrian’s Wall is the most important monument built by the Romans in Britain. The Wall was the north-west frontier of the Roman empire for nearly 300 years.