Devil's Slide is an unusual geological formation

Rock formations in the United States

The following is a partial list of rock formations in the United States, by state:-Arizona:*Canyon de Chelly National Monument**Spider Rock*Chiricahua National Monument**Duck on a Rock**Organ Pipe**Mushroom Rock**Sea Captain*Monument Valley...

 located in northern Utah

Utah

Utah is a state in the Western United States. It was the 45th state to join the Union, on January 4, 1896. Approximately 80% of Utah's 2,763,885 people live along the Wasatch Front, centering on Salt Lake City. This leaves vast expanses of the state nearly uninhabited, making the population the...

's Weber Canyon

Weber Canyon

Weber Canyon is a canyon in the Wasatch Range near Ogden, Utah, through which the Weber River flows west toward the Great Salt Lake. It is fed by 13 tributary creeks and is 40 miles long.- History :...

, near the community of Croydon

Croydon, Utah

Croydon is a small unincorporated community in northeastern Morgan County, Utah, United States. It is part of the Ogden–Clearfield, Utah Metropolitan Statistical Area. Accessible from Interstate 84, it is home to Holcim's Devil's Slide Cement Plant and several hundred residents...

 in Morgan County, Utah

Morgan County, Utah

Morgan County is a county located in the U.S. state of Utah. As of 2010 the population was 9,469. It was named for Jedediah Morgan Grant, father of Heber J. Grant, who served as president of the Church of Jesus Christ of Latter-day Saints...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The slide consists of two parallel limestone

Limestone

Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate . Many limestones are composed from skeletal fragments of marine organisms such as coral or foraminifera....

 strata

Stratum

In geology and related fields, a stratum is a layer of sedimentary rock or soil with internally consistent characteristics that distinguish it from other layers...

 that have been tilted to lie vertical, protruding 40 feet (12.2 m) out of the mountainside. Intervening layers have eroded

Erosion

Erosion is when materials are removed from the surface and changed into something else. It only works by hydraulic actions and transport of solids in the natural environment, and leads to the deposition of these materials elsewhere...

 more quickly, forming a channel some 25 feet (7.6 m) wide running hundreds of feet down the mountain.

I-84

Interstate 84 in Utah

In the U.S. state of Utah, Interstate 84 heads southeast from the Idaho state line, overlapping Interstate 15 between Tremonton and Ogden and ending at Interstate 80 at Echo.-Western segment:...

 runs right past Devil's Slide, which can be clearly seen from the road. There are parking areas on both sides of the highway for viewing the slide.

Gallery

Image:Devils Slide.jpg|Devil's Slide photo by Carleton Watkins

Carleton Watkins

Carleton E. Watkins was a noted 19th century California photographer.Carleton Emmons Watkins was born in Oneonta, upstate New York. He went to San Francisco during the gold rush, arriving in 1851...

, c.1874
Image:DevilsSlideUtah.jpeg|Front view in March 2008 from the south parking area
Image:DevilsSlideReddi.png|Front view in Fall of 2008.