http://www.mcall.com/news/yahoo/all-b1_3gov2oct04.story

Heritage parks:
http://whc.unesco.org/nwhc/pages/sites/main.htm

Heritage rivers:
http://www.sovereignty.net/p/land/amrivers.htm

http://prfamerica.org/HeritageRiversAreasIndex.html

UNesco Man and the Biosphere:
http://www.unesco.org/mab/