The Hill Palace in Thripunithura was originally constructed in 1865 as the residence of the royal family of Kochi and is now the largest archaeological museum in Kerala. The palace complex consists of 49 buildings in the traditional Kerala architectural style situated on 52 acres of land with ponds, fountains and landscaped gardens. A full-fledged archaeological museum and Kerala's first heritage museum are the main attractions located in the palace that was converted into a museum and opened to the public in 1986.