原始求生记：极致非洲野生动物园

了解他们如何在这个星球上最恶劣的环境生存了几千年。哈森加入部落在厄瓜多尔的热带雨林，纳米比亚的喀拉哈里沙漠，在太平洋的偏远岛屿，蒙古西部的山区，加拿大冰冻的北极和赤道肯尼亚学习第一手的技能和这些大师的传统生存。

火星火星上的一天

An epic journey revealing the real Mars, as you've never seen it before. Using data from orbiters and rovers to build accurate views of the red planet and uncover its secrets. On a single circuit of Mars from dawn to dusk, encounter monster volcanos, ancient lakes, alien ice-worlds and spacecraft crash sites. Explore humanity's Martian obsession, join the relentless search for life there, and hunt for a human home on the red planet's surface.