The earliest constructions for religious uses over the Indian subcontinent could incorporate those of your Indus valley civilization, While a direct connection to afterwards Hindu techniques is just not clear. Buddhist and Jain monuments and Areas for spiritual practice—including stupas—have been created and have survived from the final centuries bce. https://staytunednewsscope.blogspot.com/2025/06/across-cities-and-souls-divine-flow-of.html