Back home, Peter marked the puka, or cave entrance, on a digital map and planned ... Mammoth Cave in Kentucky—were carved out over millions of years, by the plodding drip and flow of acidic ...

Here, eight stories below the cave’s entrance, a carved rock — its surface etched to resemble a turtle — stood as a silent witness to rituals performed 35,000 years ago. This discovery in a ...

Located in scenic Sequoia National Park, this sprawling marble cavern will once again welcome visitors after a four-year ...

After unlocking the metal grate that blocks the entrance, the group put on ... The 1.6-kilometer (mile-long) cave has more than 1,000 carved figures, both animals and stylized feminine forms.

The cave is carved into the beach’s sandstone cliffs ... plus feeds a majestic curtain of emerald ferns that hang just above its entrance. And not just because it looks like a set from ...

After unlocking the metal grate that blocks the entrance, the group put on ... The 1.6-kilometre (mile-long) cave has more than 1,000 carved figures, both animals and stylised feminine forms.