Discovery Channel - Raging Planet (2009) Part 3 Lightning

Raging Planet is a spectacular weather and geology series built around a backbone of fascinating science. Covering dramatic weather in high definition, Raging Planet brings you up-close and personal to lightning, volcanoes, floods, avalanches, hurricanes, tornadoes, blizzards and sea storms.

Part 3: Lightning

Witness the beauty and destruction of the biggest light show on Earth. State of the art high-speed cameras capture lightning for the first time, on a journey from the US to Venezuela and equatorial Africa.

Raging Planet (Wikipedia)

Episode One Preview Shown Here.