J. C. Johnson Tunnel
From Underfoot
Q49421033
mine in Pitkin County, Colorado, United States of America
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | Busk–Ivanhoe Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Hagerman Tunnel | railway tunnel | Wikidata | |

