Based on the Shivagrha inscription, a public h2o task to change the program of the river around Shivagrha temple was carried out during the construction on the temple. The river, recognized given that the Opak River, now runs north to south on the western facet in the Prambanan temple compound. https://shanimandirsouthaustralia.blogspot.com/2024/09/discovering-heart-of-hindu-community-in.html