Free Documentary's video: World s Highest Railway Man Made Marvels Free Documentary

Man Made Marvels: World's Highest Railway | Engineering Documentary from 2006 Megastructures - The World’s Most Extreme Railway: https://youtu.be/uTSpdD6MswA For fifty years the Chinese dreamed of connecting the Tibetan city of Lhasa to the national rail network. But making this dream a reality would prove to be one of the most difficult engineering projects in history. The 1142 kilometre rail line is not the longest in the world but, contending with permafrost, earthquakes and the dangers of extreme altitude, makes the Qinghai-Tibet line certainly the most challenging to construct. Defying all odds, the Qinghai-Tibet railway is a true Man Made Marvel: a project that has taken on nature’s forces – and won. ▬▬▬▬▬▬▬▬▬ Subscribe Free Documentary Channel for free: https://bit.ly/2YJ4XzQ Join the club and become a Free Documentary Patron: https://www.patreon.com/freedocumentary Facebook: https://bit.ly/2QfRxbG Twitter: https://bit.ly/2QlwRiI ▬▬▬▬▬▬▬▬▬ ▬▬▬▬▬▬▬▬▬ Free Documentary is dedicated to bringing high-class documentaries to you on YouTube for free. With the latest camera equipment used by well-known filmmakers working for famous production studios. You will see fascinating shots from the deep seas and up in the air, capturing great stories and pictures from everything our beautiful and interesting planet has to offer. Enjoy stories about nature, wildlife, culture, people, history and more to come.