Step 1 : Introduction to the question "5. The Great Wall of China was constructed over a period of about 2,000 years from 476 BC-221 BC to 1368-1644 and eventually measuring 5,500 miles but do you know who was the 1st foreigner to explore the whole length of this great structure?"
...1. Dr. William Edgar Geil 2. Walt Disney 3. Mao Zedong 4. J. Edgar Hoover In 1908 Dr. William Edgar Geil was the first person to traverse the Great Wall of China in 82 days. He visited China four times. In Africa he lived among pygmies and cannibals. He lectured widely in America, England and Australia and wrote 9 books about his travel experiences.
