A limestone mine is already big enough to feel unreal. But finding a cave hidden inside that mine takes the whole thing to ...

A skeleton discovered deep inside a remote limestone cave in Borneo shows a carefully healed lower-leg amputation dating to about 31,000 years ago. Dating was supported by radiocarbon testing of ...

Limestone cliffs and cave systems hold clues to a prehistoric ocean.

Abandoned limestone town remnants, remote Upper Peninsula scenery, and a record-holding cave make this one of Michigan’s ...

Perched above the Ohio River in Illinois, this scenic state park restaurant pairs sweeping views with classic comfort food ...

Deep in north-western Puerto Rico, the limestone caves hide a world few people ever see. It’s dark. Damp. A tangle of tunnels ...

Scientists rediscover the rare Myiophanes kempi thread-legged assassin bug in Andaman limestone caves after a century of absence.

Red ochre burials, ritual markings and myths across cultures show that red repeatedly marks liminal thresholds such as ...

Researchers had long assumed the art inside Font-de-Gaume in France was made with pigments that couldn't be analyzed using ...

The cenotes of Mexico are famous not only for their beauty, but for the archaeological finds they reveal.

Lying face-down in a floating cabana during an aromatherapy massage in a 500,000-year-old cave is the closest thing to nirvana I've ever experienced.

Malta’s coastline is one of the Mediterranean’s most spectacular — here’s why - Where to find breathtaking dive sites, epic clifftop views, secret coves and vast military forts ...