A technological marvel, this magnificent parabolic structure is the world’s second and Asia’s first arch dam, constructed across the Kuravan and Kurathi Hills. 550 ft high and 650 ft wide, the Idukki Arch dam lies close to the Cheruthoni barrage. To its west is the Kulamavu Dam. The Idukki Wildlife Sanctuary is located close by.
Nearest railway station: Theni (Tamilnadu), about 93 km; Kottayam, about 109 km are the nearest railway stations.
Nearest airport: Cochin International Airport, about 99 km