Wonderful shrines and temples often have characteristics connected with mountains. Some are painted white to symbolize the snowcapped Himalayas. Things such as domes, spires, hexagonal or octagonal towers are representations of Mt. Although major Hindu temples are proposed at sangams (confluence of rivers), river banks, lakes and seashore, Brhat Samhita https://hanumanmandiradelaide.com.au/shani-dev-mandir-a-spiritual-hub-in-south-australia/