About: http://webisa.webdatacommons.org/132449039

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	The maps are an attempt to portray, on as realistic and accurate a topographic surface as possible, the routes and places, some real and some imagined, that concerned these explorers.Most of these maps are shaded relief maps.
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com