GIS Colorado: http://www.giscolorado.com

ESRI: http://www.esri.com

Colorado OEM GIS Data: http://www.dola.state.co.us/oem/cartography/datasset.htm

GIS Data Depot: http://data.geocomm.com

GIS in the Rockies Annual Conference: http://www.gisintherockies.org/

National Atlas of the United States: http://nationalatlas.gov/

GPS Resources: http://www.ncsu.edu/gisined/gpsresource.htm

Free Data for Pueblo County: http://data.geocomm.com/catalog/US/61076/1375/

Topography Information: http://www.topozone.com/

URISA: http://www.urisa.org/

GIS News Source: http://www.directionsmag.com/

Decimal Degree Conversion: http://www.fcc.gov/fcc-bin/convertDMS