Well fuck. Didn't know those Burning Man images existed. According to a reverse image search, those were 8 yrs ago - well before CR was a thing. They are exactly how I thought they would be..
Sorry, but that's not Marisha. It's reddit user mrsmarzen. It's her post. She looks enough like her to be Marisha's sister though: https://imgur.com/a/aMMkL https://www.reddit.com/r/pics/comments/zbj5f/look_who_i_met_at_the_burning_man_meetup/