Rock Arches

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Various rock arches around Utah and elsewhere.

Arch Rock, Joshua Tree National Park, California, USA

Arch Rock, Joshua Tree National Park, California, USA
Arch Rock is a natural arch worn into the old granite that occurs throughout Joshua Tree National Park.In the northern Mojave section of Joshua Tree, the landscape is dominated by vast piles and mounds of weathered granite, the result of the intru...
Published 30/05/2012 by John Roberts

Maple Canyon Arch, Sanpete County, Utah, USA

Maple Canyon Arch, Sanpete County, Utah, USA
This natural arch is carved into the conglomerate rock that makes Maple Canyon a popular attraction for climbers and hikers.During the Cretaceous period between 66 and 144 million years ago, a range of mountains known as the Sevier mountains rose ...
Published 27/04/2012 by John Roberts

Inside the Arch at Paul Bunyan's Woodpile, Juab County, Utah, USA

Inside the Arch at Paul Bunyan's Woodpile, Juab County, Utah, USA
This unusual rock formation formed when magma invaded the cracks of an ancient collapsed volcano here in central Utah around 30 million years ago.  As the magma cooled, it contracted.  Generally it is easier for the cooling magma to contract verti...
Published 25/04/2012 by John Roberts

Elephant Rock, Salt Wells Road, Utah, USA

Elephant Rock, Salt Wells Road, Utah, USA
Located at the extreme northern end of the Great Salt Lake in Utah, this natural rock formation resembles an elephant.  The hole of the arch is about five to six feet tall (see the nearby fence posts for comparison).The rock itself appears to be f...
Published 05/12/2011 by John Roberts

Ayres Natural Bridge, Converse County, Wyoming, USA

Ayres Natural Bridge, Converse County, Wyoming, USA
The Ayres Natural bridge is a true natural bridge, undercut by an active stream.  It spans 150 feet over the stream at a height of 50 feet, the bridge itself approximately 20 feet thick.Accessible just off Interstate 25 west of Douglas, Wyoming, t...
Published 19/09/2011 by John Roberts

Hickman Natural Bridge, Capitol Reef National Park, Torrey, Utah, USA

Hickman Natural Bridge, Capitol Reef National Park, Torrey, Utah, USA
The Hickman Natural Bridge rises 125 feet above and spans about the same in length across a dry stream bed within Capitol Reef National Park. Rather than being called an arch, the bridge earns its name by having been cut by a true river in the pas...
Published 26/06/2011 by John Roberts

Hickman Natural Bridge, Capitol Reef National Park, Torrey, Utah, USA

Hickman Natural Bridge, Capitol Reef National Park, Torrey, Utah, USA
The Hickman Natural Bridge rises 125 feet above and spans about the same in length across a dry stream bed within Capitol Reef National Park.  Rather than being called an arch, the bridge earns its name by having been cut by a true river in the pa...
Published 03/05/2011 by John Roberts

La Boca Arch, Dome Plateau, Moab, Utah, USA

La Boca Arch, Dome Plateau, Moab, Utah, USA
La Boca arch lies just off the Dome Plateau Trail north and east of Arches National Park in Utah.  The arch cuts through sandstone of the the same upper Entrada formation exposed in the park to the south.  During the Jurassic period about 150 mill...
Published 03/05/2011 by John Roberts

Chinese Arch, Golden Spike National Historic Site, Utah, USA

Chinese Arch, Golden Spike National Historic Site, Utah, USA
The Golden Spike National Historic Site commemorates the completion of the first U.S. transcontinental railroad with the driving of a last spike of gold in a special ceremony on May 10, 1869.In the early 1860s, the United States Congress approved ...
Published 21/04/2011 by John Roberts

Chinese Arch, Golden Spike National Historic Site, Utah, USA

Chinese Arch, Golden Spike National Historic Site, Utah, USA
The Golden Spike National Historic Site commemorates the completion of the first U.S. transcontinental railroad with the driving of a last spike of gold in a special ceremony on May 10, 1869.In the early 1860s, the United States Congress approved ...
Published 21/04/2011 by John Roberts

Natural Bridge, Death Valley National Park, California, USA

Natural Bridge, Death Valley National Park, California, USA
Located in an ancient flood channel, the Natural Bridge in Death Valley National Park looks more precarious than other arches you might see in the desert southwest.  Carved out of the same conglomerate that forms the sides of the narrow gorge, the...
Published 19/03/2011 by John Roberts

Natural Bridge, Death Valley National Park, California, USA

Natural Bridge, Death Valley National Park, California, USA
Located in an ancient flood channel, the Natural Bridge in Death Valley National Park looks more precarious than other arches you might see in the desert southwest.  Carved out of the same conglomerate that forms the sides of the narrow gorge, the...
Published 19/03/2011 by John Roberts