Burrup Peninsula rock art among world's oldest

Study confirms vast collection of Aboriginal engravings in the Pilbara may be tens of thousands of years old.

Ancient Calif. rock carvings recovered after theft

Published 2:19 am, Friday, February 1, 2013 

BISHOP, Calif. (AP) — A series of rock carvings that date back more than 3,500 years that were sheared off and taken from a sacred American Indian site in California's Sierra Nevada have been recovered three months after the theft was discovered.