Geology is Fun!

Earth is the 3rd Rock from the Sun, so of course Geology is interesting to Solar System astronomers!

Devil's Tower, northeastern Wyoming. 

Rocks and living things coexist peacefully.

Rocky Mountain National Park and St. Louis are at approximately the same latitude.  But in early August, St. Louis has miserably hot days, while at 12,000 feet, snow still abounds.

Badlands of South Dakota.

Rocky Mountain National Park, snowmelt runs down as a waterfall.


Visit to Mount Saint Helens, Thanksgiving 2001.  That's not a cloud to the upper left, it's steam from the crater.