Locations:
| Brownsville, TX | Corpus Christi, TX | Jarrell, TX | Laredo, TX | McAllen, TX | Mission, TX |
| Pharr, TX | Rockdale, TX |
| Carthage, MO | Excelsior Springs, MO | Kansas City, MO | Maryville, MO |
| Nevada, MO | Platte City, MO |
| Fort Scott, KS | Marysville, KS | Overland Park, KS | Beatrice, NE |
| Brownsville, TX | Corpus Christi, TX | Jarrell, TX | Laredo, TX | McAllen, TX | Mission, TX |
| Pharr, TX | Rockdale, TX |
| Carthage, MO | Excelsior Springs, MO | Kansas City, MO | Maryville, MO |
| Nevada, MO | Platte City, MO |
| Fort Scott, KS | Marysville, KS | Overland Park, KS | Beatrice, NE |
Tunnel Length: 100'-150'
