Oct. 17 (UPI) --A new study to be presented Wednesday at a Geological Society of America meeting suggests that some of the earliest drawings in Puerto Rican caves are thousands of years old. The ...

There were no lions in 16th-century Puerto Rico — so was the cave drawing made by someone who'd actually seen one? When you purchase through links on our site, we may earn an affiliate commission.

Puerto Rico. A Caribbean island where history, nature, and culture collide. Mountains in the middle, turquoise seas all around, and a heartbeat that’s equal parts tradition and adventure." And here’s ...

Cave art can sometimes include two different times of creation. In this image, the darker lizard is a younger drawing than the sun that is drawn beneath it. Credit: A. Acosta-Colon. Cave art can ...

Pittsburgh, Pa., USA: In the karstic caves of Puerto Rico, cave art paints the rock walls. Previous research has assigned ages to this art based on the ages of nearby archaeological artifacts within ...