A ‘unique’ collection of ‘pearl caves’ containing archaeological artifacts has been found in an ancient tunnel. The pearls are a type of ‘speleothem’ – mineral deposits that are ...

Over thousands of years, a solid, almost perfectly round calcite pearl is formed. Pearls are rare and in most caves are no larger than a marble. The cave pearls here are the size of baseballs ...

A ‘unique’ collection of ‘pearl caves’ containing archaeological artefacts has been found in an ancient tunnel. The pearls are a type of ‘speleothem’ – mineral deposits that are ...

Lascaux Cave in France is one of many with Stone Age rock art. | Credit: Pictures from History via Getty Images Caves are natural shelters. Throughout our history, humans have made extensive use ...

Relatively lesser known than Ajanta Caves, Pitalkhora Caves are known for its fascinating carvings. One of the largest group of Buddhist structures belonging to Hinayana school, the rock-cut ...