Previous work dated the oldest crystals in the cave at half a million years. Based on those calculations for the crystal growth rate, her team thinks the organisms they have growing in the lab had ...

Crystal Cave is over a million years old and stretches about three miles, he says. Only a small fraction of caves in the ...

The steep limestone cliffs on the eastern side of the Rock of Gibraltar contain four caves with archaeological and paleontological deposits that provide evidence of Neanderthal occupation over a span ...

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Visiting Crystal Onyx Cave on their 60th anniversary on June 19 and saying “Happy Anniversary” will get you a 60% discount to explore and tour the cave. For more information on Crystal Onyx Cave, ...

Filled with otherworldly stalagmites, stalactites, and subterranean creatures, this cave is a fascinating journey into the ...

The 12-story, 500,000-square-foot addition to Roanoke Memorial Hospital cost $500 million, and was years in the making, officials said.

This subterranean attraction in Pennsylvania is a gorgeous cave system with plenty of fascinating stalagmites and stalactites ...

For the last 25 years, intrepid groups of teens have set out to explore, document and preserve some of the most fragile ...

Explore Crystal Cave as it reopens at Sequoia National Park for this season - Features | Hawaii Tribune-Herald ...

But it's not just a spot for unwinding; Nanjizal is also an explorer's paradise with numerous caves and rock formations waiting ... often brimming with crystal clear water. CornishSecrets ...

Instead, you’ll find formations in shades of red, orange, blue, and pure white – colors created by various minerals that have seeped through the limestone over eons. The iron oxide gives you those ...