This Traveltalk series short visits various places around the United States. At the first stop, we admire the natural beauty of Crater Lake in Oregon. The next stop is the open pit copper mine at Bingham Canyon, Utah, the world's largest copper mine. We then spend time in Hannibal, Missouri, the hometown of author Mark Twain. After a short visit to a log-rolling contest in Washington State, we cross the country to get a view of Washington, DC from across the Potomac River. The final stop on this...