Welcome to Earth

1. Descent Into Darkness

Will Smith descends 3,300 feet down into the ocean to explore a hidden world ...

2. The Silent Roar

Will Smith enters a live volcano and discovers a mysterious world of sound.

3. Power of Scent

On the trail of tiger sharks in the Pacific, Will explores the power of smell.

4. Speed of Life

Will Smith discovers hidden worlds of fast and slow in the Earth's oldest des...

5. Mind of the Swarm

Will Smith crosses the Serengeti to catch one of the greatest migrations on E...

6. Beyond Fear

Will Smith confronts his fear of nature on powerful white-water rapids in Ice...