This is a Samadhi of Poonthura Shree Thakkalaswamy. There is a place to sit and meditate next to the Samadhi. You can go into meditative states here effortlessly.
How to get there
This Samadhi is located 7 kms South of Thiruvananthapuram Central train station.
Map: https://goo.gl/maps/wN7LHTTwoVmCHEGK6
About Poonthura Shree Thakkalaswamy
Shree Thakkalaswamy is believed to be the thirteenth Avadoota Siddha Guru of great POONTHURASWAMY tradition. The sacred coastal village Poonthura (at the Trivandrum city suburb in the southern Kerala, India) has a rich spiritual tradition as the land of yogic wisdom and spirituality. It is immensely immersed in the divine vibrations and blessings of many a great yogis, through centuries. Poonthura is situated five kms south-west of the worldly renowned Shree Padmanabhaswamy Temple. Also, the Poonthura Devi temple there is lulled by the breez of Arabian sea, where Shree Thakkalaswamy had been in penance for forty years.
Read More
http://poonthurashreethakkalaswamy.org/poorvasramam.html