Arch Within Arch, Valley of Fire, Nevada
A red sandstone arch frames another in the Valley of Fire, Nevada.

Arch Rock, Valley of Fire, Nevada
Arch Rock, one of the most famous arches in the Valley of Fire State Park, Nevada, frames another towering sandstone formation.

Beam, Valley of Fire, Nevada
A shaft of sunlight squeezes through a narrow opening in a small sandstone cave, located in the Valley of Fire, Nevada.

Arrowhead Beam, Valley of Fire, Nevada
A shaft of light, mimicking the shape of an arrowhead, shines through the window of a sandstone formation located near the Arrowhead Trail in the Valley of Fire State Park, Nevada.

Beehives, Valley of Fire, Nevada
Red clouds lit by the sunrise seem to swarm from the fossilized sand dunes known as the Beehives in the Valley of Fire State Park, Nevada. The dunes were formed by a process known as Aeolian erosion.

Color Wash, Valley of Fire, Nevada
The sandstone in a wash in the Valley of Fire State Park, Nevada shows colorful streaked patterns. This wash is comprised of several different layers of sandstone, which have been exposed through erosion.

Elephant Rock, Valley of Fire, Nevada
Elephant Rock, a natural sandstone arch that resembles an elephant with a long trunk, stands at the east side of the Valley of Fire State Park in Nevada.

Erosion, Valley of Fire, Nevada
A large sandstone cave located in the Narrows of Nevada's Valley of Fire shows several different erosion patterns.

Fire Canyon, Valley of Fire, Nevada
The earth's shadow and the crescent moon are visible over the large silica dome and the fire canyon, located in the Valley of Fire, Nevada.

Sunrise Over Fire Canyon, Valley of Fire, Nevada
A fiery sunrise colors the sky above Fire Canyon, located in the Valley of Fire State Park, Nevada. Fire canyon is named for the dramatically different colors of Navajo sandstone that comprise the landscape there.

Contour Arch, Valley of Fire, Nevada
A sandstone arch gently twists in the Narrows of the Valley of Fire, Nevada.

Colorful Sandstone Layers, Valley of Fire, Nevada
The sandstone that forms the upper walls of the Valley of Fire Narrows was deposited in colorful layers. The Narrows are located along the White Dome trail in the Nevada state park.

Holes in Sandstone Wall, Valley of Fire, Nevada
Grasses, tiny rocks and other debris is trapped in several small holes eroded in a sandstone wall in the Valley of Fire, Nevada.

Peeling Wall, Valley of Fire, Nevada
The outer layer of a canyon wall in the Valley of Fire, Nevada, erodes away, exposing the stratified layers beneath.

Texture on Sandstone Wall, Valley of Fire, Nevada
Varying rates of erosion leave unique patterns in this sandstone wall in the Valley of Fire, Nevada.

Tunnel, Valley of Fire, Nevada
Erosion has left a tunnel through a sandstone formation in the Valley of Fire, Nevada.

Many Arches, Valley of Fire, Nevada
Several arches formed near the top of this sandstone formation in the Valley of Fire, Nevada.

Two Windows, Valley of Fire, Nevada
Erosion patterns are visible through two sandstone windows in the Valley of Fire, Nevada. 

Stormy Sunset, Valley of Fire, Nevada
The setting sun shines through a rain storm, turning a hillside Valley of Fire, Nevada fiery red.

Rainbow, Valley of Fire, Nevada
A vibrant rainbow shines at the base of a hillside in the Valley of Fire, Nevada at sunset.

Petroglyphs, Valley of Fire, Nevada
These petroglyphs, located on Atlatl Rock in Nevada's Valley of Fire, are believed to be 4,000 years old.

Petroglyphs, Valley of Fire, Nevada
These petroglyphs, located on a rock that broke off Atlatl Rock in Nevada's Valley of Fire, are believed to be 4,000 years old.

Erosion, Petroglyphs, Valley of Fire, Nevada
Erosion is taking a toll on these 4,000-year-old petroglyphs, located in a wash in Nevada's Valley of Fire.