Did you know . . .
In 1810 the population of the United States was 7.2 million?
Willis Carrier invented air conditioning in 1902?
Pan American Airways made its first transatlantic flight in 1939?
The first U.S. shopping mall opened in Detroit in 1954?
Explore the history of the United States from its discovery through the 20th century. In just four weeks, we will colonize, revolt, gain our independence, abolish slavery,win a war or two, build skyscrapers, roar through the 20s, freeze during the Cold War, feel the love at Woodstock, and much more.