Prickly Pear Blossom

Prickly pear cactus blooms outside Zion National Park in Utah.

Geologic Ebb and Flow

Shifting patterns of geologic formation are revealed in the face of a mountain in Zion National Park in Utah.

Patterns in Stone

Terraces of erosion reveal a variety of colors in stone in Zion National Park in Utah.

Patterns in Stone

Terraces of erosion reveal a variety of colors in stone in Zion National Park in Utah.

Checkerboard Mountain

Checkerboard Mountain in Zion National Park in Utah.

Natural Bridge

Natural Bridge at Bryce Canyon National Park in Utah.

Inspiration Point

Panoramic photo of Inspiration Point at Bryce Canyon National Park in Utah. The hoodoos at Bryce Canyon are carved in the Claron Formation. Limestone, siltstone, dolomite and mudstone make up the four different rock types that form the Claron Formation. Each rock type erodes at different rates. The rock's resistance to erosion is what causes the undulating shapes of the hoodoos.

Hoodoos of Bryce Canyon

Hoodoos at Bryce Canyon are carved in the Claron Formation. Limestone, siltstone, dolomite and mudstone make up the four different rock types that form the Claron Formation. Each rock type erodes at different rates. The rock's resistance to erosion is what causes the undulating shapes of the hoodoos.

Yucca

Small yucca cactus blooms in Capitol Reef National Park in Utah.

Capitol Gorge

Panoramic photo of Capitol Gorge in Capitol Reef National Park in Utah.

Etched in Stone

Weathered sandstone at Capitol Reef National Park in Utah.

Patterns in Stone

Patterns in sandstone in Capitol Reef National Park, Utah

Moose Forages

A moose forages along the bank of a small river in Rocky Mountain National Park, in Colorado.

Grazing in the Meadow

Elk graze in a meadow in front of the backdrop of the Rocky Mountains in Rocky Mountain National Park in Colorado.

Pronghorn Grazes

A pronghorn grazes on grass inside the entrance to Yellowstone National Park

Rustic Falls

Rustic Falls, Yellowstone National Park.

Weathered Wood

Weathered dead tree atop a mountain near Jackson, WY

Tetons Sunset

Sunset at the Tetons National Park in Wyoming

Young Bighorn

A young bighorn sheep grazes in the grasslands of the Badlands National Park in South Dakota.

Young Bighorn

A young bighorn sheep grazes in the Badlands National Park in South Dakota

Sunrise in the Badlands

A blazing morning sun rises over the jagged landscape of the Badlands National Park in South Dakota.

Badlands Sunset

A blazing sun sets over the jagged landscape of the Badlands National Park in South Dakota.

Jenny Lake

Jenny Lake, Grand Teton National Park

Tower Falls

Tower Falls, Yellowstone National Park

Mammoth Hot Springs

Mammoth Hot Springs terraces, Yellowstone National Park

Rustic Falls

Rustic Falls, Yellowstone National Park.

Rustic Falls

Rustic Falls, Yellowstone National Park.

Gibbon River Sunset

The colors of the setting sun are reflected in the Gibbon River, Yellowstone National Park