The Great Living Chola Temples are temples built during the Chola rule in the south of India and neighboring islands. These sites includes 3 temples of 11th and 12th century. These 3 temples are the Brihadisvara Temple at Thanjavur, the Temple of Gangaikonda Cholapuram and the Airavatesvara Temple at Darasuram. The Brihadisvara Temple was declared by UNESCO as a World Heritage Site in 1987; the Temple of Gangaikondacholisvaram and the Airavatesvara Temple at Darasuram were added as extensions to the site in 2004. The site is now known as the "Great Living Chola Temples".