For Will's final journey, an ultimate challenge. He and polar explorer Dwayne Fields are dropped by helicopter in the middle of an Icelandic glacier.

Welcome to Earth Season 1 Episodes...

• s01e01 - The Silent Roar
• s01e02 - Descent into Darkness
• s01e03 - Mind of the Swarm
• s01e04 - Power of Scent
• s01e05 - Speed of Life
• s01e06 - Beyond Fear

Welcome to Earth Show Summary

Will Smith - whose curiosity and wonder is positively infectious - is guided by National Geographic Explorers traveling to different corners of the world to get up close and personal with the weirdest, most unusual, dangerous and thrilling spectacles of the planet.