Pongal is a harvest festival celebrated predominantly in Tamil Nadu, marking the end of the harvest season and honoring the sun god, Surya. This four-day festival is characterized by cooking a special dish made from newly harvested rice, milk, and jaggery, symbolizing abundance and gratitude for the bountiful harvest. The celebration involves various rituals, traditional games, and vibrant cultural activities that reflect the agricultural lifestyle and community spirit of the Tamil people.