Send the following on WhatsApp
Continue to ChatOne of my challenges was to try to photograph the Great Wall of China. And I did actually take some photos, but it was hard to discern the wall with the naked eye. - Leroy Chiao from https://whatsmyquote.com/quote/one-of-my-challenges-was-to-try-to-photograph-the-great-wall-of-china-and-i-did-actually-take-some-photos-but