Aerial America

One of Yellowstone's most popular attractions, the Grand Prismatic Spring is home to some of the earliest forms of life on Earth.

For many climbers, Mt. McKinley presents the alluring chance to reach the top of our continent. But the dangers involved in doing so are very real and sometimes very sudden.

In 1957, the Little Rock Nine, as they came to be known, returned to Arkansas' Little Rock Central High School day after day, facing angry crowds opposed to desegregation.

From a secret underground command center carved out of the Rocky Mountains, the North American Aerospace Defense Command used to watch the skies for Soviet missiles and prepare for a nuclear attack.

Hawaii was born around 40 million years ago, from sea volcanoes and the shifting Earth.

Third generation stunt pilot and Minnesota's favorite daredevil, John Mohr, attempts astonishing aerial acrobatics in his 1943 Stearman biplane.

Growing up on the banks of the Mississippi River fueled the imagination of a young boy named Samuel Clemens. The world would later know him as Mark Twain.

Though tragic, if it hadn't been for the Great Fire of 1871, it's unlikely Chicago would have had the opportunity to redesign the city with the modern skyline it has today.

The early 19th-century discovery of lead in Wisconsin attracted miners from Cornwall. The peculiar, makeshift dwellings they slept in gave the state its nickname.

Where Robert Johnson sold his soul to the Devil and where the first juke joints started playing a new kind of American music, Clarksdale is the birthplace of Delta Blues.