It's the 5th through 7th century CE when outer structure and appearances of Hindu temples in north India and south India began to widely diverge. Prayagrajsangam.in is an internet portal begun Using the vision of delivering details about spiritual, ancient and historic sites Found at Prayagraj, formerly known as Allahabad. https://indiantemplenearme.blogspot.com/2025/01/exploring-spiritual-path-through.html