Deborah Sampson goes undercover as a man to fight in the Revolutionary War, Rose Valland rescues art from the Nazis, and Clara Barton becomes "the angel of the battlefield."

Occultist and rocket scientist Jack Parsons works on his "sex magick," W.C. Minor helps write the Oxford English Dictionary, and Rasputin lives the high life in Russia.

Hip hop is born in 1970s New York City, Berry Gordy founds the massively influential Motown Records, and Nichelle Nichols brings the civil rights movement to space.

Margaret Sanger is a pioneering advocate for birth control, the Kinseys create a scale for sexuality, and journalist Gloria Steinem goes undercover in a Playboy Club.

British suffragettes learn jiu-jitsu, Gwendolyn Sanders ignites the Birmingham Crusade, and Judy Heumann leads a sit-in for people with disabilities.

Fred Rogers fights for public television in front of Congress, journalist Ida Tarbell takes on John D. Rockefeller, and Maya Lin designs the Vietnam Veterans Memorial.

Mystery writer Agatha Christie vanishes, a man known as D.B. Cooper successfully hijacks a plane, and a series of anonymous letters haunts the town of Circleville, OH.

A group of artists known as the Ghost Army trick German troops, a resistance movement grows within Japanese internment camps, and Adolf Hitler's nephew fights for the U.S.

A lawyer defends the lives of rats in court, Henry Bergh establishes the ASPCA, and a horse that can solve math problems leads to advances in the field of psychology.

Joan of Arc leads the French during the Hundred Years' War, Mongol leader Genghis Khan rises to power, AND Mansa Musa brings thousands of people on a pilgrimage to Mecca.

Robert E. Lee's estate becomes a burial ground for Union soldiers, a gang of counterfeiters attempt to kidnap Abraham Lincoln's body, and an embalmed bandit makes his way around the country.

A victim of the Salem witch trials curses the town, one woman changes the way people celebrate Halloween, and Vlad the Impaler inspires the classic horror story Dracula.