Devout crowd flocked at the Isha foundation centre in Coimbatore for the Mahashivratri celebration.
The event was also felicitated by Vice President Venkaiah Naidu, who took part in aarti and vilva linga puja. He was accompanied by his daughter Deepa Venkat.
He also launched Sadguru Jaggi Vasudev's book titled Death - An inside story.
Mahashivratri is one of the prime festivals in Hinduism, the observant Hindu usually fasts and prays sleeplessly in worship of Lord Shiva.
Isha foundation's founder Sadguru Jaggi Vasudev will helm the festival and perform extensive pujas during the night.