Doublecross Mission Hindenburg

In this thrilling adventure, 12-year-old Hale Jordan embarks on a mission to prevent the Hindenburg disaster as a member of the mysterious organization known as the Outfit. Meanwhile, the powerful Cahill family returns with a vengeance in The 39 Clues: Doublecross. The Outcast, a sinister man, is recreating history's worst disasters and challenging the Cahill siblings, Dan and Amy, to stop them. With one disaster behind them, they must split up and take to the skies to prevent the explosion of the Hindenburg airship, deciphering cryptic messages and racing against time to save their world from crashing down.