About: http://webisa.webdatacommons.org/154530597

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Major defensive works further north attest to the fierceness of the Pictish and Celtic tribes, Hadrian's Wall in particular reminds us of the need for a peaceful and stable frontier.
http://www.w3.org/ns/prov#wasQuotedFrom	ancientweb.org