Ancient Underground Medicine - The Secret Key of Siddhars ?

Facebook.............. Instagram................ Twitter...................... Email id - phenomenaltravelvideos@ This is my Patreon account if you like to support me - Hey guys, today we are going to see a very strange ancient temple in South India. The temple houses something very unique. Some people think this is an underground well. Some people think there is something hidden underground inside the structure. From the air, on the eastern side of the temple complex, we can see a mysterious Keyhole shaped structure. There is a long rectangular structure and there is a circle on one end. This looks very similar to a modern day key hole. What is this structure? and why is the circle, covered with a metal fence? When I walked towards the temple entrance, my initial thought is that, this structure does not look like a Hindu temple at all. It is a square s