For decades, the story of art was simple: humans arrived, creativity followed. Cave paintings, symbolic markings, and ...

Let’s say you’re on the way to Needles. Alright, you’re probably not on your way to Needles. But say you’re headed to Las Vegas or Lake Havasu, and you’re looking for a fascinating stop along the way.

Madagascar is home to some of the world's most unique limestone caves, which are a must-visit for caving enthusiasts ...

Slovakia is home to some of the most fascinating karst caves in the world, which are a must-visit for adventure junkies ...

MEXICO CITY (AP) — Activists in Mexico have published photos of steel and cement pilings from a government project that were driven directly through the roofs of sensitive limestone caves on the ...

The most common process by which limestone caves form involves carbonic acid — or weakly acidic groundwater — as the primary agent. When carbonic acid contacts limestone, it dissolves minerals in the ...

At least once in their lives, devout Buddhists in Laos strive to visit a very special temple inside a natural landmark, the Pak Ou Caves, directly on the mighty Mekong River, the lifeline of Southeast ...

While Arizona is famous for its stunning landscapes and dramatic rock formations, some of the best things to see here are underground. Arizona has numerous famous caves — some readily open to the ...