Prison Experiment, Butch Cassidy Manuscript, Dueling Mammoths

Season 2011 · Episode 6 · First aired October 18, 2011

Don investigates the sinister secrets to a child's rag doll, studies a blueprint that holds the key to a deadly engineering disaster, and he examines a journal that inspired a fascinating work of American literature.

Summary from TVmaze · CC BY-SA

Not on the schedule right now. See Mysteries at the Museum

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