Americans today face an existential threat to our democracy and our rights, but not for the first time. In the past, ...

A hidden vault behind Lincoln's head at Mount Rushmore holds important U.S. documents, but this secret room is closed to the public except for a lucky few.

Twin brothers John Middleton Clayton and William Henry Harrison Clayton were born on their father’s farm near Philadelphia in ...

Twin brothers John Middleton Clayton and William Henry Harrison Clayton were born on their father’s farm near Philadelphia in October 13, 1840. Their lives were defined like many men of that ...

On July 3, 1863, during the Battle of Gettysburg, the Confederate army made a decisive mistake that cost the Confederates the ...

Today’s episode will focus on one of the biggest – and most important – turning points in world history; the Battle of ...

Learn about Abraham Lincoln (sixteenth president, 1861–1865) through museum art and artifacts from across the Smithsonian. The Smithsonian's National Portrait Gallery collection reflects many faces of ...