Devils Golf Course, California. Evaporated salt has formed into gnarled, complex crystalline shapes in on the salt pan of Death Valley National Park, one of the largest salt pans in the world. The shapes are constantly evolving as occasional floods submerge the salt concretions before receding and depositing more salt.
Location: Devils Golf Course, Death Valley National Park, California
Image ID: 15628
Sheepeater Cliffs, an example of columnar jointing in basalt due to shrinkage during cooling.
Location: Yellowstone National Park, Wyoming
Image ID: 19794