Columbia Gorge Geology Tour - OPB
By A Mystery Man Writer
Description
We team up with Portland State University geology Professor Emeritus Scott Burns for a deeper examination of the Columbia River Gorge’s many striking features.
The First Landscape Photos Of The Columbia Gorge - OPB
Explore the striking scenery and geology of the Columbia Gorge
Geologists Sound Alarm Over Future Landslides In Columbia Gorge
Location map of the Columbia River Flood Basalt Province. This figure
Paddle into The Heart Of the Columbia River
Forest Service
Historic Columbia Gorge highway is one step nearer completion, with world-class aspirations - OPB
Columbia River Gorge
Photographs of the Columbia River Basalt Group (CRBG). A) Photograph
Historic Columbia Gorge highway is one step nearer completion, with world-class aspirations - OPB
from
per adult (price varies by group size)