White Mountain’s Numerous Handprints

At least 200 years ago, handprints were carved into the sandstone surface of the White Mountain in Wyoming. They are unlike any other petroglyphs because they’re deeply etched into the stone. While archaeologists are baffled by the prints, visitors feel a compelling connection to those who created them.
I'm wondering, if s/o writes:
"Faaaake - how can it be?
The US exist since 1776-07-04 ! Nothing can be before!
Don't be a woke leftist, do your own research, touch some grass and never trust science or the universities!"
Bomb! What the fuck?