The Quadrikiri cave and the neighboring caves used to have Indian drawings on the cave walls. In the 1950's (not sure which year) a zealous American photographer wanted to take a picture of these drawings, but thought the drawing were to vague. So he applied some cleaning fluid to expose the drawings more, but at the end it damaged the drawings. Better leave it to professionals to do it :-(
This was the fourth of five collaborations between director/producer Brian Brough, writer/producer Brittany Wiscombe, and actress Sashleigha Hightower from 2020 to 2022.