708 Items Tagged

Geological Oddities

Mexican Hat, Utah

Mexican Hat

This balancing rock is one of Utah's most unusual geological formations.

Big Bend National Park, Texas

Balanced Rock

This gravity-defying rock formation is one of Big Bend’s natural wonders.

Sponsored by Travel Texas

Duvauchelle, New Zealand

Ōnawe Peninsula

A peninsula on a peninsula that becomes an island at high tide.

Ishpeming, Michigan

Jasper Knob

A small mountain made entirely of banded iron stone overlooking downtown Ishpeming.

How This Cave Formed Upside Down | Untold Earth

Laconia, Greece

Pyramid on Mount Taygetos

The top of the holy mountain for the ancient Spartans looks like a pyramid—is it man-made or a natural phenomenon?

Gruta de las Maravillas (Cave of Wonders)

An underground spring in a labyrinthine cave system, decorated with stalagmites and stalactites.

Souris, Prince Edward Island

Singing Sands Beach

A walk along this white sand beach creates a symphony.

Bontoc, Philippines

Kaman-utek Blue Soil

Hues of distinctive blue to bluish-green color the slopes of these hills.

Pasil, Philippines

Sulfur Hills of Pasil

This steaming, yellow-tinged landscape is filled with sulfur-encrusted volcanic vents.

Niter Ice Caves

Niter Ice Cave

A lava tube cooled to form this long tunnel that stays chilly even at the height of summer.

Caiguna, Australia

Caiguna Blowhole

One of the breathing caves of Australia's Nullarbor Plain.

Mortana, Australia

Murphy’s Haystacks

These oddly shaped pink granite formations got their name after being mistaken for massive piles of hay.

Old maps of Lemuria show how science can sometimes go really wrong.

The Frenzy About the Weirdest Continent That Never Existed

Forget Atlantis, the lost land of lemurs had people in a tizzy.

Frank Jacobs, Big Think January 19, 2024

Gantofta, Sweden

Gantofta sliprännor

Hidden in an enchanting ravine, numerous mysterious sandstone grooves hint at ancient pagan rituals.

Riberão do Meio

A natural waterslide in Brazil’s most expansive national park.

A illustration imagines the aftermath of Earth's collision with Theia, and how the material ejected by it slowly began to reform into an orbital body.

Theia and the Collision That Gave Birth to the Moon

Evidence deep within the planet suggests that remnants of Earth's catastrophic twin might still lie below.

Robin George Andrews December 4, 2023

What NASA Is Looking for in Yellowstone National Park | Untold Earth