At any one time, it is estimated that 2000 thunderstorms are happening across the world. In this episode, the team investigates what makes the thundercloud so feared, and Leo faces some giant hailstones. Leo and Mike enroll as pylon workers in Florida to find out how they keep safe from stormy weather. Part of the "Fierce Earth" series.
Fierce Earth is a captivating and educational show that allows student to see the power weather has.