Thiruvanchikulam Mahadeva temple is one of the main attractions offered by Kodungallur. This is an ancient temple which is about 2000 years old. Thiruvanchikulam Mahadeva temple is famous for the various manifestations of Lord Shiva, who is also the main deity of the temple. Gopuram Thevar, Dakshinamoorthy, Pasupathy, Natakkal Shivan, Sandhyavela Shivan, Palliyara Shivan, Unni Thevar and Konnakkal Shivan are the different manifestations of Lord Shiva found in this temple. The temple also has many minor shrines dedicated to various Gods and Goddesses.