This story is excerpted and adapted from Dave Seminara’s Mad Travelers: A Tale of Wanderlust, Greed and the Quest to Reach the Ends of the Earth, released in June 2021 by Post Hill Press. Thirty-some-odd years ago, Don Parrish decided to visit all 50 U.S. states. Completing that feat only stoked his appetite for more, so he set out to apply the same concept on a global basis, visiting every region of every country. He says he’s a homebody despite the fact that he has since visited all 32 Chinese…