Argo Tunnel
E2021584
UNEXPLORED
Argo Tunnel is a historic mining tunnel in Idaho Springs, Colorado, built to drain and provide access to multiple gold mines in the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Argo Tunnel canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.