Published on 26 Oct 2025
Researchers have conducted 3D facial reconstructions of two ancient skulls from the Keezhadi site in Tamil Nadu’s Sivaganga district, near Madurai along the Vaigai River.
The excavations from 2015 prove that an urban civilisation existed in Tamil Nadu in the Sangam age on the banks of the Vaigai river & hence called the Vaigai Valley Civilisation.
The Sangam age is a period of history in ancient Tamil Nadu which was believed to be from the third century BCE to the third century CE.
Excavations by the Archaeological Survey of India (ASI) and Tamil Nadu State Archaeology Department (TNSDA) have pushed the Sangam age further back between sixth century BCE and first century BCE.
Keeladi could also provide crucial evidence for understanding the missing links of the Iron Age (12th century BCE to sixth century BCE) to the Early Historic Period (sixth century BCE to fourth century BCE) and subsequent cultural developments.
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Keeladi Archaeological Site
Keeladi
Archaeology
Epigraphy
Vaigai River
Vaigai Valley Civilisation
Archaeological Survey of India
ASI
Iron Age
Pre- historic age