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View full lesson: http://ed.ted.com/lessons/the-silk-road-history-s-first-world-wide-web-shannon-harris-casteloUploaded 03-06-14With modern technology, a global exchange of goods and ideas can happen at the click of a button. But what about 2,000 years ago? Shannon Harris Castelo unfolds the history of the 5,000-mile Silk Road, a network of multiple routes that used the common language of commerce to connect the world's major settlements, thread by thread. Lesson by Shannon Harris Castelo, animation by Steff Lee. Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices
