A few months before the pandemic put an end to all excursions, about 10,000 people lined up to tramp through the remains of an ancient township in Keeladi in southern Tamil Nadu, about 12km from Madurai. It was stunning,” recalls Tamil Nadu state archaeological officer B. Aasaithambi, who worked at the Keeladi excavation site in Sivaganga district from 2017-20. This …
