While key Hindu temples are recommended at sangams (confluence of rivers), river banking institutions, lakes and seashore, Brhat Samhita and Puranas advise temples might also be designed where a organic source of drinking water is not really existing. In this article too, they suggest that a pond be created ideally https://hindu-temples-in-adelaide.mystrikingly.com/blog/exploring-the-divine-presence-of-hanuman-ji-mandir-in-australia