The samadhi of konganar is believed to be at the eighth step on the south bank of Swami Pushkarini tank (teppakkulam). One who visits this can feel the vibration.
Konganar (4-5 Century BC) is considered as the son of Bogar and hails from Koganagiri of Kongunadu in Tamil nadu.
The siddhar is believed to have a kulika which will convert anything to liquid.
He tried using the same on Kanchipuram Veerataneshwarar and failed. Then he worshipped Lord Shiva and attained powers