There are 447 items filed under geological oddities.

Hyden, Australia

Wave Rock

This gracefully curving formation looks like a massive wave that was suddenly turned to stone
10 Feb 2016
Kirkkonummi, Finland

Högberget Cave

Crawling into this primordial cave may feel disconcertingly familiar
05 Feb 2016
Midway, Utah

Homestead Crater

This geothermal hot spring hides beneath a slowly growing mineral dome
02 Feb 2016
Hawaii, Hawaii

Mauna Kea

Earth's tallest volcano is home to a dozen world-class observatories
31 Dec 2015
Banyuputih, Indonesia

Kawah Ijen

Think you have a tough job? Try carrying 200 kilos through a cloud of sulfur down the side of a volcano
31 Dec 2015
Victoria Falls, Zambia

Devil's Swimming Pool

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls
29 Dec 2015
Antarctica

Mt. Erebus

Fire meets ice at the southernmost volcano on Earth
28 Dec 2015
Purnululu, Australia

Bungle Bungle Range

These Australian rock formations look like Martian beehives that have grown up out of the landscape
18 Dec 2015
Oyndarfjørður, Faroe Islands

Rinkusteinar

Two massive boulders, rocking back and forth with the ebbing of the sea
17 Dec 2015
Hummelstown, Pennsylvania

Indian Echo Caverns

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit
11 Dec 2015
Article

100 Wonders: Devil's Kettle

by Dylan Thuras
19 Nov 2015
Comuna Scorțoasa, Romania

Berca Mud Volcanoes

A muddy alien landscape that is home to rare species of exotic plants
02 Nov 2015
Solihull, England

Blakesley Hall

Some wattle-and-daub, a Moorish mural, a glacial erratic, and a giant named Gilbert
29 Oct 2015
Vantage, Washington

Ginkgo Petrified Forest

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures
19 Oct 2015
West Brookfield, Massachusetts

Rock House Reservation

A rock outcropping left by a glacier that made itself useful throughout the centuries
16 Oct 2015
Lumpkin, Georgia

Providence Canyon State Outdoor Recreation Area

Bad farming practices caused this unnatural natural wonder
16 Oct 2015
Touchet, Washington

Twin Sisters

Legend says that these tall basalt pillars are the petrified wives of a trickster god
08 Oct 2015
Civita di Bagnoregio, Italy

Civita di Bagnoregio

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode
22 Sep 2015
Tiptonville, Kentucky

Kentucky Bend

Kentucky's anomalous peninsula projecting into the Mississippi River, site of legendary earthquakes and local feuds
16 Sep 2015
Emilia-Romagna, Italy

Salse di Nirano

Italy's curious field of mud volcanoes is named for being both gross AND salty
15 Sep 2015
Afton, Wyoming

Intermittent Spring

A miraculous natural phenomenon known as "the spring that breathes"
09 Sep 2015
North Adams, Massachusetts

Natural Bridge State Park

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s
28 Jul 2015
Trinidad and Tobago

Piparo Mud Volcano

The site of a devastating modern-day mud volcano eruption that buried parts of a village
08 Jul 2015
Mono County, California

Hot Creek Geological Site

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water
10 Jun 2015
Leiden, Netherlands

Leiden Stones

A trio of red, white, and blue stones embedded in the streets of Leiden are markers of medieval territory and law
09 Jun 2015
Hveragerði, Iceland

Reykjadalur

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds
12 May 2015
Calistoga, California

California's Old Faithful

California's own majestic geyser is powered by a subterranean volcano
30 Apr 2015
Sauve, France

La Mer de Rochers

This French "sea of rocks" is packed with stunning rock formations and its own medieval castle
03 Apr 2015

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