Archaeologists opine that it could date back to another 10,000 years back.
Burnt Bricks used to Build houses, Chess Pieces, Micro Pearls, intricate potteries were found.
At Keezhadi, a village not far from the southern bank of the Vaigai river near Madurai, the Archeological Survey of India (ASI) is undertaking a massive excavation, possibly its biggest to date in Tamil Nadu. Already 42 trenches have been dug in two locations in a coconut grove at a place called Pallichandai Thidal in the village.
The Atlantis people’ sealing the Lemurians’ probably means the Mascarene plateau.
Lemuria existed south of this plateau, which was consumed by the sea about 6000 years ago.
The surfacing of Rama dynasty may indicate the fact that Satyavrata Manu ancestor of Rama had migrated to Ayodhya(whose son Ikshvaku founded the Ikshvaku Dynasty) and the subsequent emergence of Lord Rama and His Kingdom.
One may note that the Ramayana and the Puranas call the Tamil areas as Dravida, meaning South, Dasyu, meaning who do not follow all the percepts of Sanatana Dharma( though they were practicing Sanatana Dharma they were not Fire (Agni) worshipers),and Viswamitra banished his sons to the south directing them to go to the Dasyu Land.