Petroglyphs, including a depiction of an “atlatl,” in Valley of Fire State Park in Nevada. I am in awe of how these etchings are preserved for centuries and remain a record of the presence of humans here so long ago.
Retired economics professor (“dismal scientist”). Married 40+ years to the love of my life; we have two grown daughters, both married, two granddaughters and a...
![‘Gray Half-Spot’ [Filler]](https://media.365project.org/1/9510135_chjkuwyz79_sq.jpg "‘Gray Half-Spot’ [Filler]")
