Ancient voices, modern world. Mongolia & Australia

Mongolia. Acclaimed anthropologist and explorer Wade Davis travels to the Central Asian steppes of Mongolia to meet descendants of Genghis Khan. These people are remnants of an ancient nomadic horse culture that thrived in the region's harsh conditions for more than 2,000 years. -- Australia. National Geographic joins Wade Davis on a journey deep into the Australian outback to document the disappearing cultures of Australia's Aborigines, thought...