Why is the Earth so restless? What causes the ground to shake violently, volcanoes to explode, and great mountain ranges to rise to incredible heights? National Geographic takes viewers on the visual ride of their lives, introducing them to our Amazing Planet! Hold on tight to our time-machine as we propel you backwards and forwards through the geological history of a little rock we call home - Earth.
Why is the Earth so restless? What causes the ground to shake violently, volcanoes to explode,...