The Aralam Sanctuary is spread over 55 square kilometers of undulating forested highlands on the slopes of the Western Ghats. The highest peak here - Katti Betta - rises to a majestic 1145 m above sea level.

Covered with tropical and semi-evergreen forests, Aralam Sanctuary is home to a wide variety of flora and fauna endemic to the Western Ghats. Herds of deer, elephants, wild boar and bison are common sights. Leopards, jungle cats and various types of squirrels are also seen here.

Aralam, a village in Thalasserry is also known for the Central State Farm, a 3060 hectare farm started in 1971 by the Government of India. This is one of the main production of hybrid coconut seeds in the country.