HEATKEYS

Explore HISTORY shows, watch videos and full episodes, play games and access articles on historical topics at History.com.

The Library of Congress. The Library of Congress is the nation

OurDocuments.gov. Featuring 100 milestone documents of American history from the National Archives. Includes images of original primary source documents, lesson plans, teacher and student competitions, and educational resources.

HistoryNet.com is the home of Weider History Group, the world

ushistory.org, created and hosted by the Independence Hall Association in Philadelphia. Colonial and Revolutionary history centered in Philadelphia, PA

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Infoplease.com, a free, authoritative, and respected reference for Internet users, provides a comprehensive encyclopedia, almanac, atlas, dictionary, and thesaurus. Infoplease.com contains facts on all subjects including sports, entertainment, techno...

The Civil War Preservation Trust website features the latest Civil War preservation news, battle maps for most major Civil War battles, history articles, photos, and so much more. Learn more about how you can help CWPT save more of our Civil War batt...

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

Founded by Lewis E Lehrman in 1972 dedicated to public policy, educational and historic research.

Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.