Silent films took the world by storm, but the material they were manufactured from was notoriously -- cartoonishly -- flammable. Soon multiple studio buildings were burning to the ground. There wasn't always a spark involved, either: sometimes this stuff just spontaneously combusted. In part two of this two-part series, Ben, Noel and Max explore how silent films became so endangered in the modern day.

CLASSIC: The Night Witches: How an All-female Soviet Bomb Squad Terrorized Nazi Germany
31:35

Mata Hari: Courtesan Turned WWI Double Agent?
36:53

That Time We Made Backpack Nukes
31:27