Glen Canyon National Rec. Area, Utah Granite bedrock with clay deposits, curling as it dries on the rock surface .

Zion National Park, with Ponderosa pine trees, (Pinus ponderosa) against eroded sandstone. Great Basin Desert, Utah.

Long Canyon, Grand Staircase-Escalante National Monument, with bright colored striated sandstone wall with "desert varnished" banded patterns. Utah.