Street Maps Online - Primarily U.S. Google Earth - downloadable - 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's Center for Environmental Information and Statistics Environmental Atlas 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 Oregon State University Government Information Sharing Project choropleth mapping of selected U.S. Census data by county AZ_PROJ: Azimuthal Equidistant (Great Circle) Rhode Island Census 2000 Mapper interactive mapping of various datasets, including thematic mapping Social Explorer Historic 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 Providence Neighborhood Mapper municipal and other data within the city of Providence 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) Historic Maps Online Indexes Person Index of Historic Maps authors, explorers Regional Index of Historic Maps Perry-Castañeda Library Regional Index of Historic Maps Images of Early Maps on the Web Subject Index of Historic Maps Yahoo Listing of Historic Map Sites good cross-section Collections David Rumsey Historic 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 Historic 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 Historic Census of the U.S., 1790-present plus U.S. religions 1980-present USGS Historic Maps of New England and New York 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) Mapping for the Web how to Create and View Raster and Vector Maps for the WWW National Geographic Map Machine political, physical, & some satellite imagery Projection Map Server online map creation using platform independent azimuthal equidistant mapping software