"Higher Geography ID" . . "recommended" . "2009-01-21" . . . "Example: \"TGN: 1002002\" for Prov. Tierra del Fuego, Argentina" . "An identifier for the geographic region within which the Location occurred. Recommended best practice is to use an persistent identifier from a controlled vocabulary such as the Getty Thesaurus of Geographic Names." . . "not in ABCD" . . "2009-04-24" .