Digital
Geologic Map of Colorado in ARC/INFO format
Digital version of Open File Report 92-507-A. This link takes you to
the metadata for the report. You'll see the URL to the downloadable
files in the first paragraph of the report.
Electronic Library of Colorado Architecture, Landscape and Planning
"The Electronic Library of Colorado Architecture, Landscape, and Planning (ELCALP) is an educational tool, and is designed for use by students at all levels, for the public, and for members of the professions of architecture, landscape architecture, urban design, and planning. It was created by faculty, staff, and students of the College of Architecture and Planning at the University of Colorado at Denver and Health Sciences Center. . . This on-line database documents a wide array of sites, structures, and projects, including those which are significant because they have received awards from professional design and planning associations or because they appear on state and national registers of historic places."
Old Colorado City Historical
Society
Historical page about Colorado City, El Paso County, and some Colorado
Springs. Great old maps, including some railroad and mining maps.
Southwest Data Center.
Inc.
Includes projects, regional data, and products such as Map a Map, Metadata
clearninghouse node, and "ezmeta" an online metadata entry tool.
Colorado NRCS (Natural
Resources Conservation Service)
Information about water, soils, snow, plants, etc. Most NRCS office
hold historical aerial photography for the state.
Denver Maps
"A mapping and reporting service that provides Denver citizens, businesses and visitors with convenient access to City and County of Denver location-based information." Includes property, parks and recreation, cultural, public safety, government, services and projects, and survey maps, as well as custom mapping.
Metro
Denver Temporal GIS
Non-profit organization with the goal of creating a means
to display, query, and spatially analyze collections of
historic and contemporary map data, photos, text, and other
information. Site includes GIS data and animations showing
geography and population changes over the past 100 years. SITE DOWN AS OF 6/22/07.