BASQUE COUNTRY, Spain-Unique 27,000-year-old cave engravings found in Spain are being compared to the works of Pablo Picasso, the country's most famous painter. The 'expressionist style' engravings were first discovered in September 2015 in three caves in the Aitzbitarte mountains in the autonomous community of Basque Country. Researchers recently completed an analysis of the carvings, and the results were published […]