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Kansas Salt Safari Unveils Glittering Underground WorldA new attraction in central Kansas allows tourists to travel 650 feet (198 meters) underground and explore an active salt mine, and revel in the shimmering crystals.
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New See-Through Snail Discovered Deep UndergroundMore than 3,000 feet below ground, a new snail species has been discovered with a delicate, translucent shell.
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Stalagmites & Hieroglyphs: Investigating the Maya DemiseTackling this 2,000-year-old mystery takes a large and diverse set of experts.
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New 'Assassin Bug' Species Discovered in Arizona CaveThe newly discovered labyrinth bugs were found in Kartchner Caverns State Park.
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Killer Cave Lured Ancient Carnivores to Their DeathNow-extinct carnivores, such as saber-toothed cats, were lured to enter a deadly underground cave by the smell of rotting carcasses
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Blind Cavefish Also Hard of HearingThese fish don't compensate for blindness with improved hearing.
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Killer Cave May Have Inspired Myth of HadesThe Greek cave collapsed and killed hundreds of people living there 9,000 years ago.
human-behavior -
New Secret Passages Discovered in Carlsbad CavernsExplorers uncover deepest pit ever found in Lechuguilla Cave.
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Images: One-of-a-Kind Places on EarthFrom crystal caves to never-ending lightning storms, here are some of the wildest and most unique spots on the planet.
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