If you visit the ancient city Varanasi in northern India, you’ll find Ratneshwar Mahadev Mandir, a temple on the banks of the Ganges river that’s slowly sinking. Over the last few centuries, water erosion has caused the temple to slip beneath the ground. At this point, the entire first floor of the structure is buried, causing the structure to lean at a sharp angle. If you visit the set of Varanasi, the next film from RRR director S.S. Rajamouli, you’ll see the same thing. Tucked away on an empty plot of land in the center of Hyderabad’s bustling business district, a massive replica of the holy city has been built to be the primary location of the director’s next movie. Varanasi takes place across multiple timelines, including the present day and the year 512 CE.…