This beautiful High range district of Kerala is geographically known for its Mountainous Hills and Dense Forests. For the people of Kerala, Idukki is always associated with Power Generation. About 66% of the State's Power needs come from the Hydroelectric Power Projects in Idukki. Idukki accounts for 12.9 percent of the area of Kerala and only 3.7 percent of the population of Kerala. About 50% of its area is Reserved Forests..

Thekkady (Idukki District) is the location of the Periyar National Park, which is an important tourist attraction in Kerala state, India, close to the Kerala -Tamil Nadu border town Kumily, located about 257 km (160 miles) from Trivandrum. The sanctuary is famous for its dense evergreen, semievergreen, moist deciduous forests and savannah grass lands. It is home to herds of elephants, sambar, tigers, gaur, lion-tailed macaques and Nilgiri langurs.

The very sound of the word thekkady conjures up images of elephants, unending chains of hills and spice scented plantations. In the periyar forest of thekkady is one of the finest wildlife reserves in india, and spread across the entire district are picturesque plantations and hill towns that hold great opportunities for treks and mountain walks.