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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 addition to the Earth's ancient landscape. A recent study suggests that a ...
NPR

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 ...
OPB

Eastern Oregon’s Hells Canyon, the deepest gorge in the US, is surprisingly young

That’s according to a new study that looked at ancient river sediments that have long been hidden away inside the canyon’s caves, which now lie high above today’s Snake River. This new work is ...
KGW8

Adventuring down the deepest gorge in America via Snake River

OREGON, USA — Ready for a vacation that really gets away from it all? We go on the road to distant eastern Oregon on this week’s getaway where we find ourselves both in and atop the deepest gorge in ...
IFLScience

Hells Canyon, The Deepest River Gorge In The US, Was Created Incredibly Recently

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...
SFGate

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 — and ...
The Spokesman-Review

Sturgeon in Hells Canyon on the decline

Fisheries managers on the Hells Canyon section of the Snake River are contemplating a future in which they may routinely move sturgeon and possibly boost their numbers through a hatchery program. It ...