The temple is believed to possess existed through the time of Ramayana. Lord Hanuman's statue here is 20 feet lengthy and eight toes broad and is also underground, in a very reclining posture. Hence, it's also called 'Lete (lying down) Hanuman' mandir. Half from the idol is immersed in water. https://hanumanmandirsouthaustralia.sport.blog/2024/03/29/exploring-the-shani-dev-mandir-in-adelaide/