Kallil Temple is the birthplace of Adi Sankaracharya. It is a 9th-century Jain Temple in Kerala, South India. Kallil is Malayalam for 'in stone'.
The temple, located in a 28-acre (113,000 m²) plot, is cut from a huge rock, and a climb of 120 steps leads to the temple. The temple is owned by the Kallil Pisharody family.
Durgadevi is the main deity of the temple. The idol of Brahma is seen carved at the top of the rock. Brahma is also worshipped along with Siva and Vishnu. The temple closes after Poojas at noon every day and poojas are not being done at night. The annual festival of the temple is conducted eight days starting from the 'Karthika day' in Vrischikam (November–December). The procession is being conducted by carrying the idol of the deity on a female elephant.
The temple is situated just 15km from the hospital.