Sitting on a lava flow at Craters of the Moon National Monument, Idaho.

Volcanic cone at Craters of the Moon National Monument, Idaho.

Looking SE toward the Wasatch Mountains from the steps of the Utah State Capitol Building in downtown Salt Lake City, Utah.

Looking south down State Street from the steps of the Utah State Capitol building in downtown Salt Lake City, Utah.

Bridge over Yellowstone River above the falls at Yellowstone National Park, Wyoming.

Lava flows at Craters of the Moon National Monument, Idaho.

Shoshone Dam near the entrance to Yellowstone Park, Wyoming.

Power house below Shoshone Dam, Wyoming.

Shoshone Dam near the entrance to Yellowstone Park, Wyoming.

Canyon below Shoshone Dam, Wyoming.

Lava flows at Craters of the Moon National Monument, Idaho.

Water hole marker at Craters of the Moon National Monument, Idaho.