The Global Hydrology Resource Center (GHRC) provides both historical and current Earth science data, information, and products from satellite, airborne, and surface-based instruments.
This service uses data from the US Census and a supplementary list of cities around the world to find the latitude and longitude of two places, and then calculates the distance between them (as the crow flies).
The Geography Exchange offers you a wealth of geographical information, a growing selection of our own web pages created by qualified teachers, and over 700 carefully selected and annotated links to other World Wide Web geography resources.
Population Connection is a national nonprofit organization working to slow population growth and achieve a sustainable balance between the Earth's people and its resources.
Each page contains basic information on the country, including its formal name, capital city, area, population, currency, languages, and religions. The flags include the national and state flags, ensigns, and sub-national flags.
The Mapping the National Parks collection documents the history, cultural aspects and geological formations of areas that eventually became National Parks.
The Government Information and Maps Department is a federal depository library, receiving government information in a variety of formats, from paper to CD-ROM.
This web site contains the on-line versions of books previously published in hard copy by the Federal Research Division of the Library of Congress under the Country Studies/Area Handbook Program sponsored by the U.S. Department of Army.
The Natural Resources Conservation Service provides leadership in a partnership effort to help people conserve, maintain, and improve our natural resources and environment.
The David Rumsey Historical Map Collection contains to date over 7,180 maps online and focuses on rare 18th and 19th century North and South America cartographic history materials.
The Geography and Map Division of the Library of Congress holds more than 4.5 million items, of which Map Collections represents only a small fraction, those that have been converted to digital form.
The Geography and Map Division of the Library of Congress holds more than 4.5 million items, of which Map Collections represents only a small fraction, those that have been converted to digital form.
The panoramic map was a popular cartographic form used to depict U.S. and Canadian cities and towns during the late nineteenth and early twentieth centuries.