Public Sources for Satellite and Aerial Photos and Maps
All States
USGS National Map Viewer
Hi-Res Orthography
USGS DOQ BW Index
USGS DOQ Color Index
http://nmviewogc.cr.usgs.gov/viewer.htm
All States
USGS Seamless
Hi-Res Orthography of Selected Cities
http://seamless.usgs.gov
All States
Terraserver-USA
Photos and Topographic Maps
http://www.terraserver-usa.com
All States and World
Google Maps Orthoimagery
http://www.maps.google.com
Selected All States
Local Live Birdseyes and Orthoimagery
http://local.live.com
All States
National Spatial Data Infrastructure
http://www.geo-one-stop.gov/
World
Perry-CasteƱada Map Collection
University of Texas
Maps and Satellite Photos
http://www.lib.utexas.edu/maps/
World
NASA Worldwind
http://worldwind.arc.nasa.gov/
Land Use Database
Center for Land Use Interpretation
Transportation, Water, Cultural, Industrial, Mining, Waste, Military, Nuclear / Radioactive, R&D
http://ludb.clui.org/
US States
Several of the state GIS sites provide links to other state GISs.
Alabama
Geography and Cartography Links
http://www.gsa.state.al.us/
http://www.legislature.state.al.us/misc ... _cart.html
Alaska
http://alaska.usgs.gov/science/geograph ... index.html
Arizona
1 meter DOQQs
http://aria.arizona.edu/search/jsp/doqqmapsearch.jsp
Arkansas
http://www.geostor.arkansas.gov/Portal/index.jsp
California
CaSIL Map Interface
DRGs
DOQQs
HiRes DOQQs
CalView Landsat
http://casil.ucdavis.edu/mapsurfer/
Colorado
http://dola.colorado.gov/demog/GIS/
Connecticut
http://magic.lib.uconn.edu/cgi-bin/MAGI ... 1&Loc=0001
Delaware
http://datamil.delaware.gov/?c=MAPPING
District of Columbia
Florida
Digital Orthoquads 2004, 1999, 1995
http://data.labins.org/2003/MappingData/DOQQ/doqq.cfm
Georgia
http://gis.state.ga.us/Clearinghouse/cl ... ouse.shtml
Hawaii
http://gis.hawaii.gov/Website/OPGeneral/viewer.htm
Idaho
http://gis.idl.state.id.us/GIS_Home.htm
Illinois
Geospatial Data Clearinghouse
1998/1999 Digital Orthophoto Quadrangle Data
DOQ files for Illinois in MrSID Format
http://www.isgs.uiuc.edu/nsdihome/webdo ... chims.html
Indiana
http://nmviewogc.cr.usgs.gov/viewer.htm?
SKIN=IN&CLASSIDSON=39|4|8|20&LAYERSON=
838|6866|4964|8625&LAYERSOFF=8541|8007|3377|7769|4961|7757|8624
Iowa
http://ortho.gis.iastate.edu/
Kansas
http://gisdasc.kgs.ukans.edu/dasc.html
Kentucky
http://kygeonet.ky.gov/metadataexplorer ... .jsp?goTo=
search&extent=-89.285658,36.418161,-82.212542,39.148940&type=001
Louisiana
2004 Digital Orthophoto Quarter Quads
http://atlas.lsu.edu/doqq2004/
Maine
.5, 1, 2 ft Color and 1 meter Aerial Photography
http://megisims.state.me.us/website/orthomap/viewer.htm
Maryland 1
GeoSpatial Data Center
Digital Orthophoto Quarter Quads (DOQs) - Color-Infrared
Digital Orthophoto Quarter Quads (DOQs) - Panchromatic
http://www.dnr.state.md.us/gis/
Maryland 2
http://www.marylandgis.net/searchmenu.jsp
Massachusetts
.5 meter Color Orthophotography
http://maps.massgis.state.ma.us/MassGIS ... viewer.htm
Michigan
1998 Digital Orthophoto Quads
http://www.mcgi.state.mi.us/mgdl/?rel=t ... id=17&cat=
Digital+Orthophoto+Quads+%2D+1998+series
Minnesota
http://geoserver.state.mn.us/raster2/viewer.htm
Mississippi
List of Hundreds of Maps
http://www.maris.state.ms.us/
http://www.state.ms.us/frameset.jsp?URL ... cil.ms.gov
Missouri
http://msdisweb.missouri.edu/datasearch/ThemeList.jsp
Montana
http://sun1.giac.montana.edu/mlggc.html
Nebraska
http://www.calmit.unl.edu/gis
Nevada
http://keck.library.unr.edu/data/doqs/d ... nload.html
New Hamsphire
2003 NAIP
http://www.granit.sr.unh.edu/cgi-bin/lo ... index.html
New Jersey
http://www.state.nj.us/dep/gis/home.html
New Mexico
http://rgis.unm.edu/
New York 1
1, 2 ft Orthoimagery, More (IE 6.0 required)
http://www1.nysgis.state.ny.us/MainMap.cfm
New York 2
2000-2004 Direct Download Orthoimagery, 1, 2 ft resolution
http://www.nysgis.state.ny.us/gateway/m ... wnload.cfm
New York 3
Sensitive Data/Imagery Unavailable
http://www.nysgis.state.ny.us/sensitive_unavailable.htm
North Carolina
Fall 2003 NC 2ft Orthography
Urban Area Mosaic
http://cgia.cgia.state.nc.us/nconemap/viewer.html
North Dakota
http://www.nd.gov/gis/
Ohio
2004 and 2005 1ft and 2ft Orthoimagery
http://metadataexplorer.gis.state.oh.us ... plorer.jsp
Oklahoma
http://www2.ocgi.okstate.edu/2003img1/#MAP
Oregon
http://www.oregon.gov/DAS/IRMD/GEO/index.shtml
Pennsylvania
http://www.pasda.psu.edu/explore/#
Rhode Island
1997 Ortho Imagery
http://ortho.edc.uri.edu/
South Carolina
http://www.scmapping.net/
South Dakota
http://www.state.sd.us/gis/InteractiveMaps.asp
Tennessee
http://gis.state.tn.us/
Texas
http://www.tnris.org/NAIPSearch/ImagerySearch.jsp
Utah
http://agrc.utah.gov/agrc_sgid/sgidintro.html
Vermont
http://maps.vcgi.org/indicators/mapping ... index.html
Virginia
1994 Digital Orthophoto Quarter Quads (DOQs) - Color-Infrared
http://gis.vedp.org/htdocs/mrsid_doqq.htm
Washington
1996 Digital ortho quads and quarter-quads
http://gis.ess.washington.edu/data/rast ... index.html
West Virginia
http://wvgis.wvu.edu/data/data.php
Wisconsin
http://dnr.wi.gov/maps/gis/datadrg.html#data
Wyoming
2002 CIR Digital Orthophoto Quads (DOQ's) and Quarter Quads (DOQQ's)
http://wgiac.state.wy.us/html/aboutDoqq2002.asp
Canada
Quebec
http://www.quebecgeographique.gouv.qc.ca/produits.asp
United Kingdom
Ordnance Survey
http://www.ordnancesurvey.co.uk/
MultiMap
http://www.multimap.com/
Getmapping (includes New York City and Sweden)
http://www.getmapping.com/
BAM! you owe me,