This was emailed to me by a friend. It has the description below attached. You can click on the photo for a larger version.
"This awesome picture was taken in the Bitterroot National Forest
in Montana on August 6, 2000 by a fire behavior analyst from Fairbanks,
Alaska by the name of John McColgan with a digital camera."
Another photo caught being passed around via email. No distinguising marks on it, no EXIF data. If you know the source, please tell me so I can cite it properly.