In Part 1 , ‘The Mystery of the Peterborough Petroglyphs’, we presented the background to this remarkable collection of over 900 images carved into limestone in Peterborough in Ontario, Canada. The...
The Peterborough Petroglyphs are the largest collection of ancient rock carvings (petroglyphs) in all of North America, made up of over 900 images carved into crystalline limestone located near...
A set of petroglyphs in western Nevada dated in August 2013 to between 10,500 and 14,800 years old, are the oldest rock art ever found in North America, tracing back to a time in which it is believed...