The 1,900th anniversary of the visit of the Roman emperor Hadrian (r. 117-138 CE) to Britain and the construction of the wall that bears his name will be observed in 2022. A year-long festival will be held, filled with hundreds of events and activities across the length of Hadrian's Wall, a UNESCO World Heritage Site.
This is a companion discussion topic for the original content at https://www.worldhistory.org/article/2074/top-10-sights-along-hadrians-wall/.