Do you remember first learning about dinosaurs? Have you been to Dinosaur State Park? What do you know about dinos in America? What do you think makes prehistoric creatures so fascinating?
In the early 1830s, Texas, ruled by Mexico, held 20,000 U.S. settlers and 4,000 Mexican Tejanos, forcing residents to pick sides.
Before radar had been invented a devastating hurricane hit America, surprising residents of the East Coast and killing more than 600 people.
The inspiring story of the modern environmental movement.
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."
Three years before the Gold Rush, 87 pioneers took a shortcut westward to California, only to get caught in the snows of the Sierra Nevada.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
The journey of Prince Maximilian, German naturalist, and artist Karl Bodmer, who explored the Mississippi River area from 1832-1834.