Where is it Situated?

By Air
Trivandrum International Airport, about 119 km
By Train
Chengannur, about a km; Thiruvalla, about 10 km and Changanassery, about 18 km
By Road
Chengannur is well connected to other major cities of the country via regular buses.

About
Chengannur Mahadevar Temple is one of the oldest and famous temple, situated in Allappuzha dist. (Kerala). It is a sprawling temple complex with a circular Sanctum. Lord Shiva and Parvathi Devi are the main investitures of this temple. Differing from other temples, there are two main Shrines in this temple. Lord Shiva facing East and Devi facing West. The main shrine is a conical copper plated one. Devi’s main Idol is made with an alloy of five metals (PANCHALOHAM). The Shivalingam, is covered with a gold plate bearing an image of Ardhanareeswara - or the Shiva-Shakti manifestation of Shiva.
The other sub-investitures of the temple are Ganapathi, Shasta (Lord Ayyappan), Chandikeswaran, Neelagrivan, Ganga, and Naagar. There is also a shrine of SreeKrishna nearby.