In some natural wonders, people must push themselves to the absolute limit in order to survive. For the people who call these extraordinary places home, survival requires great skill, ingenuity and bravery. The Season 2 finale.
Earth's natural wonders are among the most extreme places to live on the planet. From soaring mountains to deep jungles, and frozen polar worlds, human beings need bravery and ingenuity to survive within them. The Season 2 premiere