Big History Season 1 Episode 9 -

Airdate: 2013-Nov-30

Episode summary:

They form natural boundaries, dictate how we spread around the planet, create natural defenses, and control our weather. From the World War that began with a gunshot in the Balkans to the feuds of the Appalachians, mountains have also been flashpoints for violence. They provide minerals and metals that make civilization possible, and the water that feeds billions, yet we were never designed to live in their extreme environments. Without mountains earth would be desolate and uninhabitable, and scientists now believe that an invisible mountain range made life possible in the first place.

About Big History series:

Each episode of Big History will begin with an iconic topic from the pages of traditional history such as the Great Pyramids, The Titanic or the Am...Show more >