View full lesson: http://ed.ted.com/lessons/the-silk-road-history-s-first-world-wide-web-shannon-harris-castelo With modern technology, a global exchange of goods and ideas can happen…
View full lesson: http://ed.ted.com/lessons/the-silk-road-history-s-first-world-wide-web-shannon-harris-castelo With modern technology, a global exchange of goods and ideas can happen…