Pongal is also referred to as 'Thai
Pongal' and is a significant harvest festival observed by the
inhabitants of the state of Tamil Nadu at the conclusion of the harvest
season. This four-day festival is celebrated in the Tamil month of
'Maargazhi', from 13th January till 16th January according to the
Gregorian calendar. For more on this festival read:
http://www.indianetzone.com/1/pongal.htm
http://www.indianetzone.com/1/pongal.htm