| 61631 | West Yellowstone, Montana | 8:44 |
| US 20 West | ||
| 61633 | Entered Idaho, then crossed right back into Montana | 8:45 |
| US 20 East | ||
| 61644 | Yellowstone National Park | 9:04 |
| YNP Roads | ||
| 61721 | Rockefeller Memorial Parkway | 2:20 |
| 61727 | Grand Teton National Park | 2:20 |
| GTNP Roads, US 287, US 26 East | ||
| 61842 | Dubois, Wyoming | 6:24 |
| Local Roads in Dubois | ||
| 61851 | Super 8 in Dubois, Wyoming | |
Day 10 Total: 220 miles, Trip so far: 3430 miles.
E-mail domain: teresco.org, username: terescoj - Wed Jul 23 22:31:24 EDT 2003