For those of us who completely forgot about outdoors man skills, I found us a website:
Arizona (bomb shelter for the caches):
https://game-maps.com/W2/Wasteland-2-Arizona-World-Map.aspCalifornia (green dots are caches):
https://guides.gamepressure.com/wasteland2/guide.asp?ID=2719...These maps can also help you find all the shrines in the game, good luck!