The longest lake India - Vembanad - it is located in the southern state of Kerala, as it is known as Vembanad Kayal or Number. In addition, it is also the largest lake in the state. Since it is located in several districts of Kerala, it is divided into several parts: the part located in Kuttanad Punnamada called, some in the city of Kochi - Kochi lake.

It was held on the waters Punnamady water race Jawaharlal Nehru.

Overall Vembanad is a large water system, which includes a number of small islands and peninsulas, and covers an area of ​​2033 square meters. km, which, in turn, makes this system the country's largest. Its length - 96 km, width - 14 km. Almost the whole territory is located at sea level and only about 400 square meters. km - below.

Vembanad separated from the Arabian Sea, a plurality of narrow barrier islands. In addition, the lake is conditionally divided into 2 parts Thanneermukkom dam, whose length is 1252 kilometers. It was created with the aim to prevent seawater flooding the lowlands city Kuttanad. But it is not only allowed to release land for the field, but also has provided almost the entire state of clean and fresh water.

Thanks to the beauty of the lake and its surroundings, this place has become one of the major attractions of Kerala, is especially popular among tourists Kumarakaom tourist village located on the eastern shore of the lake. It is on the territory of the same name is the famous bird sanctuary.

Also Vembanad lake is famous for its houseboats, or, as they call them, Kettuvallamami. They are there and they are a huge number of not only carry passengers from island to island, and are a kind of mini-hotels.