This two part series explores and illustrates the power and beauty of our planet’s natural hazards and dangers using new camera techniques and specialist equipment to go where no camera has gone before. Learn how TORNADOES are formed. In the U.S., tornadoes kill hundreds of people each year, and strike most frequently in the area known as “Tornado Alley.” Discover why HURRICANES can destroy an entire city. Find out why LIGHTNING is the most powerful electrical force on the planet. Explore the phenomenon of AVALANCHES and uncover why TIDAL WAVES (TSUNAMIS) are the result of submarine earthquakes.