The world map of al-Idrisi in 1154. It’s upside down from the modern point of view — the south at the top,...
This 1846 or 1847 daguerreotype is the earliest known photograph of Abraham Lincoln. He was 37 and a Congressman-elect from Illinois. Photo:...
This Depression-era Works Progress Administration Federal Art Project poster urged Americans to travel. Artist: Alexander Dux. Prints and Photographs Division. Jan Grenci,...