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Cave records show that US's deepest river gorge Hells Canyon is only 2.1 million years old
North America's deepest gorge, Hells Canyon, which slithers along the border of Idaho and Oregon, is a surprisingly new ...
IFLScience on MSN7d
Hells Canyon, The Deepest River Gorge In The US, Was Created Incredibly Recently
Everything’s bigger in the US, they say, and that apparently includes its river gorges. But don't be fooled by its grand size ...
KACU 89.511d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.
SFGate7d
Scientists make major discovery about America's deepest canyon
Hells Canyon, the deepest river gorge in the country, has always been a marvel for geologists, archeologists and travelers. But researchers are just now learning about the origins of the canyon ...
WAMC11d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon, the deepest river gorge in the United States, likely got rapidly carved 2.1 million years ago when a shifting landscape in Idaho caused a giant lake to start overflowing. That's ...
Houston Public Media11d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon, the deepest river gorge in the United States, was carved just about 2.1 million years ago — making it much younger than the Grand Canyon. (Matthew Morriss) Hells Canyon ...
Northcountrypublicradio.org11d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed. Hells Canyon, the deepest river gorge in the United States, likely got ...