Yeah it's an Opal mining town in South Australia. See: https://www.nytimes.com/2018/10/24/lens/living-underground-tamara-merino.html https://www.nytimes.com/201

Yeah it's an Opal mining town in South Australia. See: https://www.nytimes.com/2018/10/24/lens/living-underground-tamara-merino.html https://www.nytimes.com/2018/10/24/lens/living-underground-t...