Relates the little-known story of how most Americans first reached the national parks - via one of the longest motor routes of the day, the Park-to-Park Highway.
56:09 | #101 | TV-G
- KET: Thursday, August 24 at 4:00 AM ET / Thursday, August 24 at 3:00 AM CT
57:35 | #102 | TV-G
- KET: Friday, August 25 at 4:00 AM ET / Friday, August 25 at 3:00 AM CT