Pongal, Indian Festival

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