January 19, 2017
Small floods can carve big canyons
Through the early 20th century, geologists argued over how the giant canyons of the Channeled Scablands in Eastern Washington were formed. …
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Canyon
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September 2, 2015
Travels in Geology: Rafting the Pacific Northwest's heavenly Hells Canyon
Why would you ever visit a place called Hells Canyon? Especially given how hard it is to get there: Few roads and only steep, difficult trails …