Knowing the Presidents: Abraham Lincoln America's Presidents: National Portrait Gallery

Smithsonian NPG exhibition: the nation's only complete collection of presidential portraits outside the White House.

The Unique Invention of the American President

Abraham Lincoln Portraits at the White House – Joy of Museums Virtual Tours

Team of Rivals: The Political by Goodwin, Doris Kearns

National Portrait Gallery - All You Need to Know BEFORE You Go (with Photos)

Ten Facts About Washington's Presidency · George Washington's Mount Vernon

Abraham Lincoln Presidential $1 Coin

See a Life-Size Portrait of Queen Lili'uokalani, the Last Reigning Monarch of Hawai'i, At the Smithsonian

Abraham Lincoln Photo Shows President as You've Never Seen Him Before

Jon Meacham's new Lincoln biography explores the president's motivations : NPR

Abraham Lincoln - Americans Who Tell The Truth

Lincoln portrait

What Bizarre Relics Tell Us About Presidents' Lives

National Portrait Gallery USA

Visiting the Smithsonian National Portrait Gallery

Think the US is more polarized than ever? You don't know history