Natural erosion finally took its toll on Darwin's Arch, a famous rock formation off the coast of the remote Galápagos Islands, forcing the top of the archway to collapse into the Pacific Ocean on ...

A rock formation in the Mississippi River normally only reachable by boat is accessible by foot for the second year in a row as water levels plummet. Tower Rock juts out of the Mississippi River ...

Though extra rock doesn’t sound like much of an issue, it is. These aren’t natural rocks, and therefore they could have detrimental effects on both terrestrial and marine ecosystems.

A drought has exposed Tower Rock, a Mississippi River rock formation. Here's what it looks like The site is normally only accessible by boat. But, tourists hoping to visit might be disappointed.

DENVER (KDVR) — It’s hard to miss as you pass through Castle Rock on Interstate 25: a large rock formation towering over the town. And sometimes, a star is lit upon it.

An obscure rock formation on the eastern shore of Canada's Hudson Bay may contain the oldest known rocks on Earth, a new study claims. The analysis dated the site's streaky gray rocks, part of an ...

Earhart, her navigator and their plane disappeared during their attempted 1937 circumnavigation of the globe. A deep sea exploration company thought it might have solved the mystery, but it lives on.