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Places of Geologic Significance
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Managed By: Icon Here Interested Geologists
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A category in which to place interesting rock, sand, soil formations and deformations which have been created by natural (not human) forces.
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Currently displaying Places of Geologic Significance

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Total Records: 562 Page: 21 of 23 prev<<<[212223]>>>next
Image for Portuguese Bend Landslide view gallery
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Places of Geologic SignificancePortuguese Bend Landslide

in Places of Geologic Significance

The underlying rocks, structure, current erosion, and human development have worked together to keep the Portuguese Bend Landslide continuously moving since 1956.

posted by: Groundspeak Premium Member TerryDad2

location: California

date approved: 12/8/2007

last visited: 5/26/2013

Image for Wizard Island - Crater Lake National Park, Oregonview gallery
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Places of Geologic SignificanceWizard Island - Crater Lake National Park, Oregon

in Places of Geologic Significance

Wizard Island, located within the waters of beautiful Crater Lake, is a volcanic cinder cone. The cone is capped by a volcanic crater about 500 ft (150 m) wide and 100 ft (30 m) deep.

posted by: Groundspeak Regular Member Hikenutty

location: Oregon

date approved: 11/10/2007

last visited: 1/3/2015

Image for Oregon Dunes - Florence, ORview gallery
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Places of Geologic SignificanceOregon Dunes - Florence, OR

in Places of Geologic Significance

The Oregon Dunes are the largest expanse of coastal sand dunes in North America. The 40 mile long dunes were formed over millions of years by the erosion of the Coastal Range of mountains.

posted by: Groundspeak Regular Member Hikenutty

location: Washington

date approved: 11/9/2007

last visited: 1/2/2015

Image for Steamboat Rock - Washingtonview gallery
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Places of Geologic SignificanceSteamboat Rock - Washington

in Places of Geologic Significance

Steamboat Rock is a massive basalt butte, several miles long and 800 ft. high. It was formed when the Columbia River was re-routed by ice dams during the last ice age.

posted by: Groundspeak Regular Member Hikenutty

location: Washington

date approved: 11/9/2007

last visited: 7/26/2014

Image for Prehistoric River  -  Deschutes County, ORview gallery
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Places of Geologic SignificancePrehistoric River - Deschutes County, OR

in Places of Geologic Significance

This canyon in central Oregon was formed by a prehistoric river that drained a large ice lake. It is visible on the north side of Route 20 in Lake County, and designated with a state historical marker.

posted by: Groundspeak Premium Member silverquill

location: Oregon

date approved: 10/31/2007

last visited: 2/18/2009

Image for End Moraine of ancient Glacier at Lilley Parkview gallery
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Places of Geologic SignificanceEnd Moraine of ancient Glacier at Lilley Park

in Places of Geologic Significance

Lilley Park is an example of the end moraine geology common to the Ann Arbor area.

posted by: Groundspeak Regular Member GT.US

location: Michigan

date approved: 10/21/2007

last visited: never

Image for A Turtle's Back Rock Formationview gallery
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Places of Geologic SignificanceA Turtle's Back Rock Formation

in Places of Geologic Significance

The Turtle Back Rock ares is nestled within the 2,000 acres of the South Mountain Reservation, South Orange, NJ. Park off Walker Rd, Follow the orange/white to the rock formations.

posted by: Groundspeak Premium Member Lord Elwood

location: New Jersey

date approved: 10/11/2007

last visited: 10/8/2007

Image for Rib Mountain Quartzite - Wausau, WIview gallery
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Places of Geologic SignificanceRib Mountain Quartzite - Wausau, WI

in Places of Geologic Significance

Rib Mountain is a Monadnock - a harder peak - composed of Quartzite. It is the highest rock hill in the state of Wisconsin.

posted by: Groundspeak Premium Member onfire4jesus

location: Wisconsin

date approved: 9/27/2007

last visited: 6/1/2010

Image for Antigo Silt Loam State Soil of Wisconsinview gallery
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Places of Geologic SignificanceAntigo Silt Loam State Soil of Wisconsin

in Places of Geologic Significance

Antigo silt loam, first identified through a resource inventory conducted in Langlade County in 1933, was named after the nearby city and occurs in areas across a dozen counties from Green Bay to Minnesota.

posted by: Groundspeak Premium Member onfire4jesus

location: Wisconsin

date approved: 9/27/2007

last visited: 12/24/2014

Image for Grassy Cove, Tennesseeview gallery
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Places of Geologic SignificanceGrassy Cove, Tennessee

in Places of Geologic Significance

Grassy Cove is a natural sinkhole and one of the largest in the U.S. at roughly 3 miles by 5 miles in size. State Highway 68 bisects the cove. It is listed as a National Natural Landmark by the National Park Service.

posted by: Groundspeak Regular Member PrognosticatingPedologist

location: Tennessee

date approved: 9/18/2007

last visited: 11/1/2011

Image for Van Hise Rockview gallery
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Places of Geologic SignificanceVan Hise Rock

in Places of Geologic Significance

The material of this rock was once sand on the sea bottom, and has since hardened into Quartzite. It was tilted to the present position by a slow earth movement, and then separated from the adjacent cliff by erosion.

posted by: Groundspeak Regular Member Archived2012

location: Wisconsin

date approved: 9/7/2007

last visited: 7/28/2012

Image for Great Sequatchie Valley - Southeast Tennesseeview gallery
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Places of Geologic SignificanceGreat Sequatchie Valley - Southeast Tennessee

in Places of Geologic Significance

The Great Sequatchie Valley is located in Southeast Tennesee.

posted by: Groundspeak Regular Member BackBrakeBilly

location: Tennessee

date approved: 8/31/2007

last visited: 5/24/2009

Image for Boulder Fieldview gallery
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Places of Geologic SignificanceBoulder Field

in Places of Geologic Significance

A giant field of boulders.

posted by: Groundspeak Regular Member Team Jackal

location: Pennsylvania

date approved: 8/29/2007

last visited: 11/16/2014

Image for The Giant's Causewayview gallery
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Places of Geologic SignificanceThe Giant's Causeway

in Places of Geologic Significance

Giant's Causeway, County Antrim. This wonderful rock formation, now a World Heritage site, is one of the world's outstanding geological curiosities.

posted by: Groundspeak Premium Member Silverstang Trakker

location: Ireland

date approved: 8/21/2007

last visited: 8/2/2002

Image for Schnurbusch Karst Windowview gallery
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Places of Geologic SignificanceSchnurbusch Karst Window

in Places of Geologic Significance

Schnurbusch Karst Window is located on the grounds of St. Joseph's Catholic Church in the village of Apple Creek, which was formerly Schnurbusch.

posted by: Groundspeak Premium Member tiki-4

location: Missouri

date approved: 8/21/2007

last visited: 9/13/2007

Image for Sioux Falls - Sioux Falls, SDview gallery
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Places of Geologic SignificanceSioux Falls - Sioux Falls, SD

in Places of Geologic Significance

The Sioux Falls were formed about 14,000 years ago when the last glacial ice sheet changed the flow of the river into the beautiful falls that we see today.

posted by: Groundspeak Regular Member Hikenutty

location: South Dakota

date approved: 7/23/2007

last visited: 7/26/2013

Image for Needle's Eye formation - Custer State Park - South Dakotaview gallery
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Places of Geologic SignificanceNeedle's Eye formation - Custer State Park - South Dakota

in Places of Geologic Significance

The Black Hills are a Paleozoic/Mesozoic Formation, formed when a large dome pushed up from the earth in the region. Over the years the softer sediment eroded, leaving behind strange granite formations.

posted by: Groundspeak Regular Member Hikenutty

location: South Dakota

date approved: 7/21/2007

last visited: 9/21/2014

Image for The giant pot-holeview gallery
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Places of Geologic SignificanceThe giant pot-hole

in Places of Geologic Significance

A giant pot-hole or Basin.

posted by: Groundspeak Regular Member Team Jackal

location: New Hampshire

date approved: 7/13/2007

last visited: 10/15/2013

Image for Devil's Slide - Utahview gallery
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Places of Geologic SignificanceDevil's Slide - Utah

in Places of Geologic Significance

Devil's Slide is a limestone formation alongside I-84 that looks like a giant playground slide. About 75 million years ago, shifting and folding from a mountain building episode caused the sheets to tilt vertical.

posted by: Groundspeak Regular Member Hikenutty

location: Utah

date approved: 7/13/2007

last visited: 8/11/2013

Image for Devil's Tower - Devil's Tower, Wyomingview gallery
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Places of Geologic SignificanceDevil's Tower - Devil's Tower, Wyoming

in Places of Geologic Significance

Devil's Tower was formed over 60 million years ago when molten magma forced it's way up through sedimentary rocks and then cooled. Over the years the softer rock and soil eroded, leaving the 867' monolith we see today.

posted by: Groundspeak Regular Member Hikenutty

location: Wyoming

date approved: 7/13/2007

last visited: 1/17/2015

Image for Doane Rockview gallery
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Places of Geologic SignificanceDoane Rock

in Places of Geologic Significance

Doane Rock glacial deposit.

posted by: Groundspeak Premium Member Team Smokey

location: Massachusetts

date approved: 7/12/2007

last visited: 11/15/2009

Image for Sandstone Towersview gallery
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Places of Geologic SignificanceSandstone Towers

in Places of Geologic Significance

Two tall sandstone towers suddenly appear in the distance as you are driving along US Highway 160 in Arizona.

posted by: Groundspeak Regular Member Miragee

location: Arizona

date approved: 7/9/2007

last visited: 3/25/2015

Image for Lava Cast Forest, Oregonview gallery
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Places of Geologic SignificanceLava Cast Forest, Oregon

in Places of Geologic Significance

The Lava Cast Forest area of Newberry National Volcanic Monument.

posted by: Groundspeak Premium Member Volcanoguy

location: Oregon

date approved: 7/1/2007

last visited: 7/4/2012

Image for Moffitt Butte Tuff Ring, Oregonview gallery
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Places of Geologic SignificanceMoffitt Butte Tuff Ring, Oregon

in Places of Geologic Significance

Moffitt Butte is a dissected basaltic tuff ring complex and is the result of the interaction of rising magma and meeting abundant groundwater.

posted by: Groundspeak Premium Member Volcanoguy

location: Oregon

date approved: 6/18/2007

last visited: 6/19/2007

Image for Elephant Rocks - Elephant Rocks State Park Missouriview gallery
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Places of Geologic SignificanceElephant Rocks - Elephant Rocks State Park Missouri

in Places of Geologic Significance

Huge rounded granite boulders located in Elephant Rocks State Park north of Pilot Knob/Ironton, Missouri.

posted by: Groundspeak Charter Member BruceS

location: Missouri

date approved: 6/10/2007

last visited: 8/19/2006

Total Records: 562 Page: 21 of 23 prev<<<[212223]>>>next
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