" The Red Hill was referred to in the most ancient surviving work of Tamil literature, the Tolkappiyam, which itself makes reference to an even earlier work now lost to history which in turn had supposedly been part of a library of archaic texts, all now also vanished, the compilation of which was said to have begun more than 10,000 years previously. This had been the library of the legendary First Sangam -- or 'Academy' -- of the lost Tamil civilization of Kumari Kandam, swallowed up, as Captain Narayan put it, 'by a major eruption of the sea'. "

― Graham Hancock , Underworld: The Mysterious Origins of Civilization