A multimedia tutorial on Spain and Portugal's explorations in Asia, Africa, and the Americas. Includes the economic, political, and cultural circumstances that contributed to exploration, short histories of the two countries, maps, discussions of collateral issues (e.g., slavery, navigation, religion), and more. (Copyright 2006 by Librarians' Internet Index)
Features downloadable navigational charts, historic maps and charts from the late 1700s to present day, access to the Automated Wreck and Obstruction Information System (AWOIS), and related publications. The 'NowCoast' service is a portal to U.S. coastal data, observations, and forecasts. (Copyright 2006 by Librarians' Internet Index)
Tells how British clockmaker John Harrison solved the problem of calculating longitude and thus 'discovered the key to navigating on the open seas.' Also explains the Global Positioning System (GPS). Has a teacher's guide.. (Copyright 2006 by Librarians' Internet Index)
An extensive resource on Christopher Columbus, with a timeline; pages on his crew, ships, navigation, voyages; and the 'Columbus Landfall Homepage,' which discusses some of the best-known theories of exactly where Columbus originally landed. (Copyright 2006 by Librarians' Internet Index)
