Hosted on MSN
Yosemite's ultra-deep canyon may have been carved in part by a ghost volcano and river, provocative research suggests
A provocative new hypothesis suggests that Yosemite Valley was carved by an ancient volcano and a disappearing river, both of which have long since eroded away. Geologists have long debated why ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback