Art & Architecture Thesaurus http://www.getty.edu/research/tools/vocabulary/aat/index.htmlA thesaurus of controlled vocabulary for works of or about art and architecture. It covers terminology for fine arts, architecture, decorative art, and material culture of the Western world from antiquity to the present.
Getty Thesaurus of Geographic Names (TGN : Getty Information Institute) http://www.getty.edu/research/tools/vocabulary/tgn/index.htmlSearch the world. Hierachically arranged geographic data that is global in scope. It comprises records for approximately 900,000 places in the modern world, and including vernacular and historical names, place types, and other relevant information.
Thesaurus for Graphic Materials II http://lcweb.loc.gov/rr/print/tgm2/Thesaurus for Graphic Materials II: Genre and physical characteristic terms (TGM II) is a thesauris of 600 terms developed by the Library of Congress Prints and Photographs Division.