Street Maps Online - Primarily U.S. Google Earth - downloadable - use with KML/KMZ files; loads of available data Google Maps - includes 3D street mapping, distance calculation MapQuest! - online - 3,000,000+ worldwide locations; zooms from continent to street level; locates places of interest, businesses & addresses; provides routing information; customizable Maps On Us - online - maps of U.S. locations; includes routes, Yellow Pages, weather; directions module is speech enabled MSN Maps & Directions - online - maps, directions, current traffic reports Yahoo! Maps - online - street maps; includes driving instructions U.S. Governmental Data Mapped Online American FactFinder a data dissemination tool for accessing and mapping Census 2000 and other census data CIESIN/SEDAC Data Viewer variety of interactive maps EPA Envirofacts Data Warehouse interactive mapping of hazardous waste sites, toxic chemicals, air & water quality in U.S. at country, state, county, community or zipcode level; links to various EPA databases through map features National Geographic Data Center Interactive Maps interactive mapping of global climatic and environmental data from NOAA Social Explorer Historical Census of the U.S., 1790-present plus U.S. religions 1980-present U.S. Census Bureau TIGER Map Server interactive detailed maps of the U.S. U.S. Geological Survey Map Locator and Downloader interactive topographic maps and orthophotos of the U.S., uses familiar Google Map technology U.S. Geological Survey via TerraServer interactive topographic maps and orthophotos of the U.S. Local State & City Maps Online Google Earth mapping of cities, states, countries, regions Rhode Island - Neighborhood and Specialty Mappers municipal, environmental, historical and other data for Providence and Statewide Rhode Island DEM Viewer environmental and recreation maps Rhode Island Digital Atlas critical natural resources for Rhode Island (downloadable) Rhode Island Orthophotos and USGS Topos aerial photography and topographic imagery (downloadable) MassGIS Online Mapping orthophotos, environmental information, etc. for Massachusetts (downloadable) Historical Maps Online Indexes Person Index of Historical Maps authors, explorers Regional Index of Historical Maps Perry-Castañeda Library Regional Index of Historical Maps Images of Early Maps on the Web Subject Index of Historical Maps Yahoo Listing of Historical Map Sites good cross-section Collections Britain Through Time historical maps of Great Britain China Historical GIS historical maps of China and Japan David Rumsey Historical Map Collection international historical maps Endeavor Project Cook's Pacific voyaging Hargrett Library Rare Map Collection U.S. historical maps Historical Map and Chart Collection: U.S. Coast Guard Illinois and the Northwest Territory U. Illinois Images of Early Maps on the Web excellent gateway to historical maps Library of Congress Map Collections: 1500-2002 western hemisphere New York Historical Maps SUNY Perry-Castañeda Library Historical Maps international historical maps Paul Mellon's Personal Library at U.VA Maps of early American history Social Explorer Historical Census of the U.S., 1790-present plus U.S. religions 1980-present USGS Historical Maps of New England and New York USFWS Historical Map Listing links to content sites Yale Map Collection online Misc. Current Online Maps Cornell University ArcInfo GIS Map Server global geophysical data but emphasis is on Middle East, North Africa, & North America Digital Chart of the World Data Server via Pennsylvania State University downloadable Arc/INFO files compatible with ArcView of 340 geographic areas, each containing up to 25 thematic layers; preview map possible Google Earth 3D interface with misc. data available International Collection at Perry-Castañeda Library Planiglobe a Web interface for creating downloadable maps that uses Generic Mapping Tools (GMT) National Geographic Map Machine political, physical, & some satellite imagery Projection Map Server online map creation using platform independent azimuthal equidistant mapping software