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Hopefully, these links will help you navigate the world of GIS more confidently. These sites are listed solely for their informational content. T.C. GIS does not endorse any organization contained within.

Local,State, Federal

Ithaca maps.org - interactive mapping of the city of Ithaca
Ithaca Town Maps - List of maps created for the town of Ithaca
CUGIR - Cornell University Geospatial Information Repository. Search for New York county level data.
New York State GIS Clearinghouse - the New York State Office for Technology hosts this statewide GIS site and provides access to the New York State GIS Metadata and Data Repository.
Prince William County, Virginia - Examples of GIS Web Mapping Application.
Erie County, NY - well designed site which provides interactive access to County GIS layers.
Cabarrus County, NC - interesting "What is GIS" section
City of Tuscon, AZ - example of interactive GIS
Massachussets GIS - Good Maps, and good advice for municipalities starting their own GIS.
Richland County, SC - Very extensive site, interesting design.
SanDiego GIS - responsible for maintenance of and access to regional geographic databases.
U.S. Census Bureau - Lots of information and resources
United States Geological Survey - natural science expertise and vast earth and biological data holdings GIS layers

 


Education / News
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David Rumsey Map Collection - contains to date over 6,400 maps online and focuses on rare 18th and 19th century
GIS.com - Everything GIS (run by ESRI)
IDRISI Project (Clark University) - geographic modeling technology that enables and supports environmental decision making
Directions Magazine - GIS News Source
GISCorps - Volunteer your GIS Professional expertise to help those in need
ESRI Higher Education - Resource for future, current, or graduated students of GIS


General Reference
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GISuser
- National data clearinghouse and more ...
Freegis-free GIS software, and development, plans, and information
GIS Portal - More links about GIS than you will ever need
Geo Community - "The premier portal for Geospatial Technologies"
GIS Dictionary - on-line dictionary of GIS terms by the Association for Geographic Information and the University Of Edinburgh Department of Geography.
Maptech - Historical USGS topographic maps and Interactive USGS topographic maps.
Topozone - Online topographic maps
Google Earth-
A Planet's worth of imagery and other geographic info right on your desktop.

   
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