The Great Wall of China Episode
Published December 29, 2015
43 min
    Add to queue
    Copy URL
    Show notes
    The Great Wall of China is one of the most visited tourist desinations in the world. How'd it get built? How old is it? What's the current condition? Learn this and more in today's episode.

    Learn more about your ad-choices at
        0:00:00 / 0:00:00