repost: the 'big-eyed ghost aliens' painted in a Utah canyon. OP's photos are gone but the writeup survived

Grabbing this off a hiking-meets-weird board before it rots. OP did a desert trip to Sego Canyon, Utah (up by Thompson Springs) and posted about the painted figures there. Their words, paraphrased because the image links are all dead now: 'Came around the rock and there's these life-size figures wi……