Pandalam Mahadeva Temple, one of the oldest temples in Kerala, lies scenically on the banks of Achankovil river. This ancient religious spot is in Pandalam town, 10 km away from Adoor. Best known for its natural procession route located around the sanctum, the temple attracts hundreds of devotees every year.
The main deity of this temple is Lord Shiva. The temple complex contains idols of Lord Ganesha, Maya-Yakshi Amma, Lord Ayyappa, Nagaraja, Lord Subramanian, Brahma Rakshas and Rakshas. Kettukazhcha festival, which is conducted yearly in this temple, is a major attraction for travellers and devotees. During the months of November and December a ten-day-long festival is celebrated at this temple. The hoisting of a flag marks the beginning of the celebrations and the festival ends with a ceremony named Aarattu. Located on the riverside, Pandalam Mahadeva Temple offers a picturesque view to travellers and solace to devotees.