Padmanabhapuram Palace, also known as Kalkulam Palace, is a Travancore era palace located in Padmanabhapuram in the Kanyakumari district of the Indian state of Tamil Nadu. The palace is owned, controlled and maintained by the government of the neighbouring state of Kerala. This palace is older than Rambagh Palace in Rajasthan. It is possible that it is the one of the oldest palaces in India. The palace was constructed around 1601 CE by Iravi Varma Kulasekhara Perumal who ruled Venad between 1592 and 1609. This Palace is maintained by the Govt. of Kerala Archaeology Department. The Padmanabhapuram Palace complex consists of several structures: Mantrasala; the King's Council Chamber Thai Kottaram, constructed before 1550 Nataksala; the Performance Hall A four-storeyed mansion at the centre of the complex Thekee Kottaram; the Southern Palace.

A very popular tourist destination in India, it is famous for its unique ocean sunrise, sunset and moonrise, the 41-metre (133 ft) Thiruvalluvar Statue and Vivekananda Rock Memorial off the coast, and as a pilgrimage centre. Lying at the tip of peninsular India, Kanyakumari is bordered on the west, south and east by the Laccadive Sea.It has a coastal line of 71.5 kilometres (44.4 mi) stretched on the three sides. On the shores of the town is a temple dedicated to Goddess Kanyakumari (the virgin Goddess), after which the town is named. Kanyakumari has been a city since the Sangam period and has been referred to in old Malayalam literature and in the accounts of Ptolemy and Marco Polo.