TS PSC Group 1 Services Prelims 2021 Paper

This place is located 12 km southeast of Madurai. It proves the fact that an urban civilization existed in Tamilnadu in the Sangam era on the banks of the river Vaigai. A researcher and retired civil servant Thiru R. Balakrishnan points to the similarities between this civilization and the Indus valley civilization.Which of the following places is described in the paragraph above?