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Here is a listing of sites that offer free maps. Let me know if there are any broken links thanks....
Historic Raster Maps from the Perry-Castañeda Library Map Collection are available for download from the University of Texas at Austin. I've used these maps, registered them to current GIS reference frameworks and use them to navigate to the "historic site" in question. Lots of fun - see my section on Adventure Mapping.
The Geography Network Canada is an online resource for finding and sharing Canadian geographic content, including maps and data from many of our country's leading providers.
It provides the infrastructure needed to enable the sharing of geographic information between data providers, service providers, and users around the world. Through the Geography Network Canada, you can access content including live maps, downloadable data, and more advanced services. We invite you to explore and participate in the Geography Network Canada.
MapCenter - a place where you can share your user created maps for Garmin GPS receivers and find maps created by other GPS enthusiasts from all over the world.
John Galvin's website - He spearheaded a movement to find, catalog and make available all public domain DLG in the US. The primary focus here, is to provide sufficient information to allow download and viewing of these images with OziExplorer. These images may or may not be viewable in other software. Questions relating to importation and viewing of these images with OziExplorer should be directed to: lgalvin@pacbell.net thanks John!!!
TerraServer-USA
View maps and aerial photos of various parts of the Earth.
Multimap.com - Online Maps to Everywhere
Maps Directions Aerial Photos Business Services About Us Sitemap Help Multimap.com – Online Maps to Everywhere Click maps...
Topozone www.topozone.com
Offers interactive USGS topographic maps and aerial photography via the web, standard or custom. Subscription service available, but some maps are free to display
.uk aerial photography: aerial maps, digital aerial photos, aerial
UK Aerial Photography. Getmapping is a UK aerial photography company offering a range of aerial maps, digital aerial photos and aerial photo prints for city, towns and regional areas across Britain (England, Scotland, Wales, Northern Ireland), including NEXTMap elevation data. Getmapping also offer photogrammetry services including DTM (Digital Terrain Models) and DSM (Digital Surface Models).
TerraServer.com - Satellite Photos, Aerial Photography, and Images
Satellite and aerial photos from Terraserver.com. Welcome to the most complete and up-to-date imagery web site.
TerraFly
TerraFly changes the way you view your world. Simply enter an address, and our system will put you at the controls of a new and innovative way to explore your digital earth
U.S. Geological Survey – National Map
http://nationalmap.gov/index.html
In addition to a wealth of other information from our nations mapping agency, try out their National Map, an online, interactive map service. (No special software or download required).
Virtual Earth
http://virtualearth.msn.com/
Virtual Earth combines mapping and local search to put the answers to your search questions in a geographical context. Enter an address or to focus on your particular location, either install their software or choose Use IP Address to pinpoint your location.
On-line Map Resources of the United States
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(from http://education.usgs.gov/common/undergraduate.htm#usmaps)
The National Map
http://nationalmap.gov/
An interactive website that allows you to design and print your own map or download map layers to your computer for use in other programs. Seamless, high-quality, high-resolution geospatial data and information from multiple partners. Includes surface elevation, topography, boundaries, hydrography, geographic names, transportation systems, structures, high-resolution orthoimagery, land cover, and more. Download free in increments up to 100 Mb. The National Map is a free, on-line, interactive map service that can be used to create and print a high-resolution shaded relief map of a local area, a state, or the U.S. Many other layers are available. No special software or download is required. Use the 'Find Place' tool to search for geographic features and to zoom in on specific coordinates. Use the 'Find Place' tool in The National Map Viewer to zoom in on a location anywhere in the United States using latitude & longitude, U.S. National Grid coordinates, UTM coordinates, or feature name. Alternatively, use the 'Identify' tool to get the coordinates of any point in the U.S. Use The National Map Viewer to create printable maps of states or local areas showing water, landforms, land use and land cover, administrative boundaries, cities, and more.
National Atlas of the United States
http://nationalatlas.gov/
A free, interactive website that allows you to design and print your own page-sized maps or download map layers to your computer for use in other programs. Resolution is generally on a national or state scale. Includes hundreds of data layers relating to agriculture, biology, climate, environment, geology, history, transportation, people, and water. A wealth of information, and an outstanding educational tool!
Geospatial One-Stop Portal
http://www.geodata.gov/
A central portal for access to maps and geospatial data from multiple agencies (mostly Federal). Categories include Atmosphere, Climate, Culture, Demographic, Business, Economic, Human Health and Disease, Utilities, Communications, and much more.
USGS Web Mapping Portal
http://gisdata.usgs.net/
Seamless U.S. and global geospatial data sets, often created for specific times or events. Interactive maps cover disaster response, drought monitoring, vegetation mapping, and more.
Geographic Names Information System ( GNIS )
http://geonames.usgs.gov
GNIS provides a fast search with a search on its Query Form for the United States and Its Territories. A search on GNIS will give you topographic map indexing, longitude& latitude, and feature information, plus gives you direct access to topographic maps and aerial photography via the National Map and other sources.
USGS Education Map Catalog
http://rockyweb.cr.usgs.gov/outreach/mapcatalog
Browse samples of popular USGS maps that are frequently used by educators.
USGS Maps and Aerial Photos Online
http://geography.usgs.gov/partners/viewonline.html
Links to USGS partner sites where you can view USGS maps and aerial photo images from your Web browser.
GEODE
http://geode.usgs.gov/
Access, view, and download information from geospatial databases containing a broad spectrum of data produced by the USGS and other government agencies. Mostly Energy resources.
Custom GPS maps
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