About: http://webisa.webdatacommons.org/87023600

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	Obviously locals would have seen this construction, so is that why rumours of its existence remain today including the tantalising precise description of an 'arched subterranean passage'?
http://www.w3.org/ns/prov#wasQuotedFrom	qsl.net