Smithwick Haydite Quarry
From Underfoot
Q49449756
mine in Washington County, Oregon, United States of America
-
Location: 45.7606, -123.2022, KML, Cluster Map, Maps,
2 places
-
Portland and Southwestern Railroad Tunnel ⓘ
railroad tunnel near Scappoose, Oregon, United States -
Sunset Tunnel ⓘ
Tunnel of Sunset Highway (U.S. Route 26) in Oregon
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | Portland and Southwestern Railroad Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Sunset Tunnel | road tunnel | Wikidata | |