Willamette River

Columbia River Basalt Group

Columbia River Basalt Group map shows main regions of basalt exposure in Washington, Oregon, Idaho and Nevada, USA. (usgs.gov)

OpenStreetMap

https://www.openstreetmap.org/relation/2184039

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Freiberg (Wikipedia) Freiberg is a university and former mining town in Saxony, Germany. It is a Große Kreisstadt (large county town) and the administrative centre of Mittelsachsen district.

river of

Oregon

tags

river

tributary of

Columbia River

Wikidata

https://www.wikidata.org/wiki/Q131071

Wikipedia

https://en.wikipedia.org/wiki/Willamette_River