If you go inside and have a look around the central mandap, you’ll see quite a few paintings through the Ramayana period adorning the top on the roof. The people of Delhi are, however, notably dedicated to it. The initial temple appears to have been made by Maharaja Jai Singh https://hanumantempleadelaide.fitness.blog/2024/11/16/spiritual-landmarks-in-adelaide-a-journey-of-faith-and-tradition/