Upper Spiral Tunnel
E1961967
UNEXPLORED
Upper Spiral Tunnel is a historic Canadian Pacific Railway spiral tunnel in British Columbia’s Kicking Horse Pass, engineered to reduce the steep rail grade through the Rocky Mountains.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Upper Spiral Tunnel canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.