ancient rock art in the western united states ... just an assemblage of images and links to begin with

https://www.outdoorproject.com/blog-news/national-treasures-utahs-native-rock-art


































































http://blog.redrocksandbeyond.com/2016/10/shamans-gallery-ghosts-in-desert.html




and then there's the heroic compilation of images gathered by ian parker, a british scientist working in california ...

http://parkerlab.bio.uci.edu/nonscientific_adventures/Petroglyphs.htm

beside the dried up bed of a lake, lake winnemucca in nevada ... thought to be the oldest north american petroglyphs ...

photo by steve chandler

https://www.youtube.com/watch?v=lsXwSe4oEOA

https://en.wikipedia.org/wiki/Winnemucca_Lake

https://www.npr.org/2013/08/16/212569006/n-americas-oldest-known-petroglyphs-discovered-in-nevada

https://www.donsmaps.com/winnemucca.html

https://en.wikipedia.org/wiki/Category:Rock_art_in_North_America