In which year the Churches and convents of Goa were declared a World Heritage Site

In 1986 the Churches and convents of Goa were declared a World Heritage Site. The World Heritage Center is at the forefront of the international community's efforts to protect and preserve. Churches and Convents of Goa is the name given by UNESCO to a set of religious monuments located in Goa Velha, in the state of Goa, which were declared a World Heritage Site in 1986.