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Image: Sandstone Formation
Sandstone Formation
Sandstone Formation
Sandstone Formation

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Sandstone Landscape
Sandstone Landscape
Sandstone Landscape
Sandstone Landscape

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Petrified Wood
Petrified Wood
Petrified Wood
Petrified Wood

A petrified log in the Valley of Fire Nevada State Park. Petrified wood occurs when a tree, or a plant similar to a tree, undergoes a kind of fossilization known as "permineralization," in which all the organic parts of the tree are replaced with minerals.

A petrified log in the Valley of Fire Nevada State Park. Petrified wood occurs when a tree, or a plant similar to a tree, undergoes a kind of fossilization known as "permineralization," in which all the organic parts of the tree are replaced with minerals.

Image: Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

Image: Colors of Fire
Colors of Fire
Colors of Fire
Colors of Fire

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

Image: Sandstone Formation
Sandstone Formation
Sandstone Formation
Sandstone Formation

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Sandstone Formation
Sandstone Formation
Sandstone Formation
Sandstone Formation

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Petrified Wood
Petrified Wood
Petrified Wood
Petrified Wood

A petrified log in the Valley of Fire Nevada State Park. Petrified wood occurs when a tree, or a plant similar to a tree, undergoes a kind of fossilization known as "permineralization," in which all the organic parts of the tree are replaced with minerals.

A petrified log in the Valley of Fire Nevada State Park. Petrified wood occurs when a tree, or a plant similar to a tree, undergoes a kind of fossilization known as "permineralization," in which all the organic parts of the tree are replaced with minerals.

Image: Sandstone Formation in the Valley of Fire
Sandstone Formation in the Valley of Fire
Sandstone Formation in the Valley of Fire
Sandstone Formation in the Valley of Fire

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Colors of Fire
Colors of Fire
Colors of Fire
Colors of Fire

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

Image: Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

Image: Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

Image: Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire
Beehive Formations in the Valley of Fire

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

A sandstone formation known as a Beehive in the Valley of Fire Nevada State Park. This formation occurs from wind and water erosion.

Image: Colors of Fire
Colors of Fire
Colors of Fire
Colors of Fire

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

A sandstone formation in the Valley of Fire Nevada State Park. The different colors in the rock result from different impurities in the sandstone, such as iron, sulfur, and magnesium.

Image: Sandstone Erosion
Sandstone Erosion
Sandstone Erosion
Sandstone Erosion

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Sandstone Monoliths in the Valley of Fire
Sandstone Monoliths in the Valley of Fire
Sandstone Monoliths in the Valley of Fire
Sandstone Monoliths in the Valley of Fire

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Sandstone Erosion
Sandstone Erosion
Sandstone Erosion
Sandstone Erosion

A sandstone formation in the Valley of Fire Nevada State Park.

A sandstone formation in the Valley of Fire Nevada State Park.

Image: Hoover Dam
Hoover Dam
Hoover Dam
Hoover Dam

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

Image: Mike O'Callaghan–Pat Tillman Memorial Bridge
Mike O'Callaghan–Pat Tillman Memorial Bridge
Mike O'Callaghan–Pat Tillman Memorial Bridge
Mike O'Callaghan–Pat Tillman Memorial Bridge

The Mike O'Callaghan-Pat Tillman Memorial Bridge runs past the Hoover Dam.

Image: Hoover Dam Intake Tower
Hoover Dam Intake Tower
Hoover Dam Intake Tower
Hoover Dam Intake Tower

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

Image: Hoover Dam
Hoover Dam
Hoover Dam
Hoover Dam

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

Hoover Dam impounds Lake Mead and provides drinking water and hydroelectric power to the surrounding area. It was constructed between 1931 and 1936.

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