An area on the west flank of the Newberry Volcano. (U.S. Forest Service/Submitted photo)
Crater Lake National Park. (Bulletin file photo)
In this Dec. 13, 2009, photo, a cloud forms over Mount Hood as seen from Government Camp.
(AP Photo/Don Ryan, File)
The Three Sisters as viewed from near Tam McArthur Rim. (Mark Morical/Bulletin photo)
The Newberry Volcano is one of the most likely to erupt in Oregon.
(U.S. Forest Service/Submitted photo)
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