Hindu monuments probably existed then, but they have got not survived, perhaps as they weren't crafted 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 building started in earnest through the 5th century ce https://hanumanmandiradelaide.com.au/establishing-neem-karoli-baba-statue-at-hanuman-temple-south-australia/