Hindu Monuments likely existed then, but they've got not survived, Possibly mainly because they weren't built of stone. A couple of photos of recognizable Hindu deities and votive pillars have survived from about one hundred bce to 200 ce. Hindu temple construction began in earnest from the fifth century ce https://hanumanmandiradelaide.com.au/explore-the-sacred-essence-of-the-hindu-temple-in-adelaide/