Idukki district is one of the most beautiful districts of Kerala with its natural high range beauty and the dense green forests. The district headquarters is located at Kuyilimala in Painavu. The largest Arch Dam in India is the Idukki Dam. It is built across the Periyar River and caters to the water needs of half the state of Kerala.

Idukki has some picturesque locations in Munnar, Peerumed, Thekkady, Kumali, and Nedumkandam. Munnar, the hill station is one of the popular destinations of tourists in Kerala. Thekkady which houses the Periyar Tiger Reserve is also another popular destination. Chinnar Wildlife Sanctuary, Eravikulam-Rajamala Wild Life Sanctury, Anamudi Shola National Park, Pampadum Shola National Park, and Thattekad Bird Sanctuary has some of the protected and rare species of animals, birds and plants. Plantations of Tea, Coffee, Cardamom and rubber can be seen all around the district.

There are facilities for Trekking also in many parts of the district. The cool climate in the district also makes it popular among the tourists, both foreigners and local people.