Get Instant Summarized Text (Gist) Hells Canyon, North America's deepest gorge, formed about 2.1 ± 1.0 million years ago due to a major Snake River drainage capture event. Cosmogenic nuclide ...

This Utah locale is a must-visit to experience beautiful sights and exciting water activities -- and don't be fooled by its misleading name!

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 ...

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 ...

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 ...

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 ...