Thommankuthu is located 18 km from Thodupuzha. Thommankuthu is a very scenic waterfall near Thodupuzha, in the southern state of Kerala, India and is named after the great hunter, Mr. Thommachen Kuruvinakunnel, who let the world know of this beautiful waterfall in the jungle in the late 1920s. Thommachen also played a big part in the discovery of the site for the Idukki Dam.