The true figures may be ten times as high, but there is no question that rock art is more concentrated here than anywhere else in North America.
There is no question that rock art is more concentrated here than anywhere else in North America. The true figures may be ten times as high.
The true figures may be ten times as high. There is no question that rock art is more concentrated here than anywhere else in North America.
The true figures may be ten times as high. There is no question that rock art is more concentrated here than anywhere else in North America.