Many facts on Colorado from Kids Konnect.
http://www.kidskonnect.com/subject-index/33-states/170-colorado.html

The official Colorado State website.
http://www.colorado.gov/

Colorado tourism.
http://www.colorado.com/

Colorado State Archives.
http://www.colorado.gov/dpa/doit/archives/
http://www.colorado.gov/dpa/doit/archives/history/histfaqs.htm

Colorado history.
http://www.colorado.gov/dpa/doit/archives/history/histchron.htm
http://www.historycolorado.org/
http://www.state.co.us/kids/history.htm
http://www.infoplease.com/ipa/A0108189.html

Colorado history timeline.
http://www.history-timelines.org.uk/american-timelines/06-colorado-history-timeline.htm

Historic Colorado photographs.
http://hewit.unco.edu/dohist/
http://photoswest.org/
http://www.rare-maps.com/historic_photo.cfm
http://www.placesonline.org/sitelists/nam/usa/colorado/colorado.asp
http://www.state.co.us/photos/index.html

October 2011 UB/112jw