United States

Stretching more than 3,000 miles from the Atlantic Ocean to the Pacific Ocean, the United States of America is comprised of 50 states, each with its own state capital, traditions and history.

How Slavery Led to Texas's Independence

Volcanoes in Hawaii have been erupting on and off for thousands of years, and the 1950s were no exception. As you'll see, volcanic action in Hawaii was just as terrifyingly awesome in the Atomic Age as it is today.

Experience the sights and sounds of New York City as if you were visiting in the 1940s. A lot has changed since then, but not everything.

Learn about Puerto Rico's complex history, starting with its Spanish rule to becoming a U.S. territory. See how its eventual commonwealth status, the 2006 recession, and 2017's Hurricane Maria have caused political and economic upheaval.

In August 1892, Andrew and Abby Borden were found murdered in their Massachusetts home. Andrew's daughter Lizzie would be tried for their murders and was acquitted of all charges.

Washington, home to the Space Needle, Windows 95, and expensive coffee, has a long and storied history.