Traveling Salesman

It may be hard to believe, but just 25 drop-off points means more than 15 trillion, trillion possible routes.
Aired: 10/15/2013 | 0:01:21
You may also like
  • Rivers of Life
  • Twice Born: Stories from the Special Delivery Unit
  • Humanity From Space
  • Raw to Ready
  • Genius by Stephen Hawking
©2020 WNET All Rights Reserved.   825 Eighth Avenue, New York, NY 10019