Filmmakers have long been enamored with the UNESCO World Heritage-listed limestone tufa cave houses of Matera, which have ...

The Blue Caves on Zakynthos Island boast of lively blue waters reflecting off white limestone. Only reachable through boat ...

Itching to try out a new camera or lens but it's pouring with rain? Head underground and discover the delights of the ...

CaveCreek4.jpg Penelope Donahue points out fossils in the limestone of the opening of Cave Creek Cave while on a June 8 hike in Santa Fe National Forest. The limestone, which is around 300 million ...

Scientists in eastern Czechia made a shocking discovery in a cave that goes 1,325 feet below ground, making it the worlds deepest underwater cave ...

Jess Marsh had spent 45 minutes crawling and twisting through the claustrophobic limestone tunnels of the Nullarbor Plain ...