NYPL Digital Collections- free and open access to over 685,000 images digitized from the The New York Public Library's vast collections, including illuminated manuscripts, historical maps, vintage posters, rare prints, photographs and more.
Library of Congress- digitized historical documents, photographs, sound recordings, moving pictures, books, pamphlets, maps, and other resources.
The CIA World Factbook -provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities. Our Reference tab includes: maps of the major world regions, as well as Flags of the World, a Physical Map of the World, a Political Map of the World, a World Oceans map, and a Standard Time Zones of the World map.
Lincoln/Net-historical materials from Abraham Lincoln's Illinois years (1830-1861), including Lincoln's writings and speeches, as well as other materials illuminating antebellum Illinois.
Mr. Lincoln's Virtual Library-highlights two collections at the Library of Congress that illuminate the life of Abraham Lincoln (1809-1865), the sixteenth president of the United States. The Abraham Lincoln Papers housed in the Manuscript Division contain approximately 20,000 items including correspondence and papers accumulated primarily during Lincoln's presidency
Europeana- 4 million digital items including images such as paintings, drawings, maps, photos and pictures of museum objects. Some of these are world famous, others are hidden treasures from Europe's museums and galleries, archives and libraries.