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Maps, Aerial Photographs, and GIS (MAGIS): Interactive Online Maps/GIS

Information about the physical and digital collections in Maps, Aerial Photos, and Geographic Information Systems. Also the GIS Lab and GIS data and imagery sources.

United States


WorldMap (Harvard University Center for Geographic Analysis)
Searchable index of more than 2,700 maps, including projects large and small at various stages of development. Recommended:

About these sites

GIS and mapping is increasingly moving to the cloud and many services are being developed to let you make your own map and/or perform basic GIS operations.

GIS Online

ArcGIS Explorer Online
Free web-based product with basic GIS capabilities. Allows import of personal data in limited formats.

ArcGIS Map Viewer

A Community Site for Open Data and Maps. Requires registration.

Upload tabular data and create a map.

Google Earth (requires download and installation of software)
Beginners: check out tutorials on using Google Earth.

Topical GIS Online Maps

American Panorama (University of Richmond)
American Panorama is an historical atlas of the United States for the twenty-first century. It combines cutting-edge research with innovative interactive mapping techniques, designed to appeal to anyone with an interest in American history or a love of maps. Includes: Mapping Inequality: Redlining in New Deal America, 1935-1940; The Forced Migration of Enslaved People, 1810-1860; The Overland Trails, 1840-1860; Foreign-Born Population, 1850-2010; and Canals, 1820-1860.

Campus Plants (University of Hawaii at Manoa)
The University of Hawai‘i Mānoa campus has an amazing collection of plants. Think of the university environment as a botanical garden. There are more than 6000 plants in over 700 species, some of which are represented by numerous distinct varieties. For more information, visit the Campus Arboretum website.

The Endangered Languages Project (Alliance for Linguistic Diversity)
A worldwide collaboration to strengthen endangered languages. The project serves as an online resource for samples and research on endangered languages as well as a forum for advice and best practices. The catalog contains information on over 3400 languages.

Global Hazards Atlas (Pacific Disaster Center)
Provides access to the PDC's DisasterAWAREsystem's trustworthy near real-time and historical data on natural hazards around the globe—including tropical cyclones, volcanic eruptions, earthquakes, tsunamis, floods, wildfires, and more.

Honolulu Police Department Crime Map (HPD map overview/statistics)
The crime-type categories include: Arson, Assault, Burglary, Disturbing the Peace, Drugs / Alcohol Violations, DUI, Fraud, Homicide, Motor Vehicle Theft, Robbery, Sex Crimes, Theft / Larceny, Vandalism, Vehicle Break-In / Theft, Weapons.

Social Explorer provides quick and easy access to current and historical census data and demographic information. The easy-to-use web interface lets users create maps and reports to illustrate, analyze, and understand demography and social change.

Nā Ala Hele Trail & Access Program
“Na Ala Hele” is the State of Hawai‘i Trail and Access Program. It was established in 1988 in response to public concern about the loss of public access to certain trails and the threat to historic trails from development pressure. Na Ala Hele has become increasingly engaged in trail management and regulatory issues due to both public and commercial recreational activities and emerging legal issues. Na Ala Hele is administered by the Division of Forestry and Wildlife – Department of Land and Natural Resources.