SEASON 4 • EPISODE 1
Mysteries at the Museum
"Railroad Heroine; Niagara Falls Daredevil; Accidental Nuclear Bomb"
Date Aired: Nov 15, 2012 (United States)
The season opener begins with the story of a lantern used by a teenage girl on a mission to save lives. Also: a homemade barrel from an unprecedented stunt; and a metal fragment from what could have been a catastrophic event.