Idukki
Idukki is the largest District of Kerala. Mountains and forests cover 95% of Idukki. Anamudi, the highest peak in India south of Himalayas. The Periyar, Thodupuzhayar and Thalayar are the important rivers of the district. Idukki has the largest arch dam in India, the Idukki Dam. This district has several protected areas including: Periyar Tiger Reserve in the south, Kurinjimala Sanctuary to the east, Chinnar Wildlife Sanctuary to the north east, Eravikulam National Park and Anamudi Shola National Park to the north, Pampadum Shola National Park to the south and Thattekkad Bird Sanctuary in the west.
Ernakulam
Ernakulam is the urban part of Kochi. The district includes the city of Kochi, an important seaport. The Periyar River, Kerala's second longest, flows here along with the Muvattupuzha River and a branch of Chalakkudy River. A Long island is located in near Ernakulam known as Vypeen island about 25 km long. Cherai Pooram is famous festival in island.
Thrissur
It is known as the 'cultural capital of Kerala'. It is famous for the Thrissur Pooram (festival) and has a large number of well-known temples. Thrissur is widely acclaimed as the land of elephant lovers.
Palakkad
Palakkad has a large irrigation dam built on the river Bharathapuzha at the base of the hills of the Western Ghats. The Parambikulam Wildlife Sanctuary is homefor elephants, wild boar, sambar, bison, guar, crocodiles, and a few tigers and panthers. The Silent Valley National Park is known for the rare Lion-Tailed Macaque. Nelliyampathy Known as the Ooty of Kerala has dark evergreen forests.
Malappuram
This place still has the ruins of an ancient fort built by Tipu Sultan. At Kottakkunnu one can see traces of the first fort to be built by the Zamorins of Kozhikode. The temples and the mosques of this district are well-known for their spectacular festivals
Kozhikode
It is the third largest city in Kerala. In the year 1498 Portuguese explorer Vasco da Gama landed at Kappad, about 25 km from Calicut city. There are many number of rivers and lakes in the district. Chaliyar puzha, Kallayi Puzha, Korapuzha, Poonoor puzha, and Iravanjhi puzha are some amongst them. Beypore is famous for its ancient shipbuilding industry, which constructed uru, the traditional trading vessels of Arabs.
Wayanad
Known as the 'The Land of Paddy Fields'. One important characteristic feature of this district is the large adivasi population, consisting mainly of Paniyas, Adiyas, Kattunayakan and Kurichiyans. The Kabini River, one of the three east flowing rivers of Kerala, is an important tributary of the Kaveri River.
Kannur
Theyyam is the famous performing art of Kannur. Kannur is also famous for its beautiful virgin beaches. Another attraction of Kannur is the Handlooms. Kannur was an important port on the Arabian Sea which carried out trade with Persia and Arabia. Payyambalam Beach is the famous beach in Kannur town.
Kasaragod
Kasaragod is the one of the most beautiful districts in Kerela state with 11 rivers, forts, beaches, hills and backwaters. Other tourist attractions are the Chandragiri Fort, Anandashramam, Malik Deenar Masjid, Valiyaparamba backwater and Kareem forest park - the only man made forest in the Kerala.