Bhoothathankettu is among the most picturesque dams in Kerala. It is said the natural fortification of hills and forests that guard the place were built by bhoothams (spirits/ghosts). Located in Ernakulam district, it contains some of the best trekking trails in the State. Trekking through the forests here is an exhilarating experience. A boat ride here is a beautiful way to explore the natural beauty on display. Located nearby is the legendary Salim Ali Bird Sanctuary at Thattekad.