The story of how Mary Shelley wrote Frankenstein.

John Muir convinces Teddy Roosevelt to preserve Yosemite, journalist Marjory Stoneman Douglas fights to protect the Everglades, and Native American activists occupy Alcatraz.

Moses Fleetwood Walker faces racism in the 19th-century MLB, the Chicago White Sox throw the World Series, and the Callaghan sisters inspire the film "A League of Their Own."

Bessie Coleman becomes the first female aviator in American history; in 1957, the Little Rock Nine fight back against racial segregation in order to attend Little Rock Central High School.

John F. Kennedy's doctor administers him meth for his back pain, and Dr. John C. Lilly takes LSD while studying the intelligence of dolphins.

Mata Hari goes exotic dancer to double agent during World War I; Journalist Maurine Dallas Watkins writes a play about Chicago's infamous Murderesses' Row.

Colonial gossip columnist James Callender winds up dead; a Hollywood producer dies on a celebrity-filled yacht; Ken McElroy is murdered after terrorizing a Missouri town.

Larry lifts off in a weather balloon propelled lawn chair. Phineas Gage survives a metal rod through his brain to become a sideshow. A ghost helps convict a man of murder.

Lead Belly records songs with John Lomax that changes the face of music. John Lennon and Yoko Ono are nearly deported. The story of Sam Cooke's "A Change Is Gonna Come."

Hedy Lamarr designs the first modern airplane wing, Eartha Kitt's activism provokes the ire of Lady Bird Johnson, and Alexis Pulaski's poodle becomes a huge star.

Forest service ranger Ed Pulaski saves 40 men from a forest fire, and Ted Patrick rescues teenagers from the psychological grip of the Children of God cult.

Martha Mitchell is the original Watergate leaker. The Citizen's Commission stage an epic break-in to FBI headquarters.

Marina Raskova forms an all-women Air Force regiment to fight Nazis in World War II; smuggler James J. Andrews hijacks a Confederate train for the Union.

Navy officer Douglas Hegdahl outwits his captors when he's taken as a POW in North Vietnam, and Florence Nightingale revolutionizes the field of nursing.

Mary Mallon spreads typhoid fever wherever she goes, and Cleopatra's younger sister Arsinoe schemes her way in and out of power in Ancient Egypt.