1678 Items Tagged

Geology

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Strange Ground: Ecological Wonders of the Deep South

See the Southeast’s most improbable ecosystems—from a glowing Alabama canyon to a Florida spring packed with manatees.

Essex, California

Rings Loop Trail

Steel rings embedded in rock enable hikers to ascend a picturesque slot canyon in the Mojave Preserve.

Regina, French Guiana

The Inselbergs

Islands of granite rise above the rainforest canopy to form unique microbiomes in a remote French territory.

Munising, Michigan

Pictured Rocks National Lakeshore

This was the first ever National Lakeshore, established in 1966.

Füssen, Germany

The Ice Age Erratics of Füssen

Two unremarkable-looking rocks on a cobblestone street are actually ancient wanderers; one a 150-million-year-old limestone, the other a 1.8-billion-year-old granite.

Tsingy Rouge

The Great Tsingy has a smaller, rose-colored cousin.

Kīlauea Won't Stop Erupting

In this episode of Untold Earth, learn what lessons one of the most active and accessible volcanoes on Earth can teach us about our planet's past, present, and future.

Atlas Obscura December 4, 2025

Marshall, Indiana

Rocky Hollow–Falls Canyon

A hidden canyon deep in the woods of Indiana offers visitors a spectacular experience in nature.

The Shawangunk Ridge.

The Secrets of the Shawangunk Mountains

In our new podcast, sponsored by Toyota Trucks, Geologist Becky Nessel takes us on a detour to some of her favorite hidden spots in The Gunks.

Sponsored By Toyota Trucks

The Story Behind The Devil's Tower, a Giant Rock in the Middle of a Field

In this episode of Untold Earth, learn the legends and the science behind one of Wyoming's most iconic monuments.

Atlas Obscura November 13, 2025

Santa Ponsa Quarry

Abandoned limestone quarry from the 19th century, now a man-made canyon reclaimed by nature.

Carlsbad, New Mexico

Colonel Boles Formation

This cave column thousands of feet below the earth’s surface is rightly named for one of the most colorful park rangers in history.

Land of Sleeping Volcanoes

Stand on the rim of a dormant volcano and gaze across a vast ash plain frozen in time.

Incline Village, Nevada

Monkey Rock

A granite primate with a view.

Tytyri Mine

Descend 100 meters underground to explore Finland’s mining history.

Trolltrappan

A mysterious stone staircase deep in the Swedish woods, said to have been made by trolls.

Dugway Geode Beds

Ancient volcanic activity made this into an exciting rockhounding site.

Calgary, Alberta

Frank Moodie's Petrified Grave Marker

In Union Cemetery, a petrified tree stump marks the grave of a notable mineralogist, mine owner and oilman.