This little-known park has miles of underground caverns, some of which are normally open for tours (in real life and virtually), plus hiking trails to explore.

A vast subterranean cave system in southern France, near Avignon, is rewriting what we thought we knew about prehistoric human exploration. The Saint-Marcel cave network, stretching over 40 miles, ...

An 8,000-year-old skeleton discovered deep within a flooded cave system on Mexico's Caribbean coast is shedding new light on the prehistoric inhabitants of the Yucatán Peninsula. The remains, found by ...

In a cave overlooking the ocean on the southern coast of South Africa, archaeologists discovered thousands of stone tools, created by ancient humans roughly 20,000 years ago. By examining tiny details ...

A prehistoric skeleton has been found in an intricate underwater cave system along Mexico’s Caribbean coast, an area that ...

The El Castillo cave, in Puente Viesgo (Cantabria, northern Spain), is one of the most important prehistoric sanctuaries in the world. On its walls, the men and women of the Upper Paleolithic left a ...

A hand stencil design on the wall of a cave in Sulawesi, Indonesia. Kinez Riza A recently released study claiming that some of the paintings in the Maros-Pangkep caves in Indonesia are nearly as old ...

The discovery of more than 100 prehistoric structures in the Cova Dones cave in Spain makes it one of the most significant prehistoric underground sites in the world. Archaeologists found stalagmites ...