India celebrates its biggest holiday of the year during October or November. Find out what the fuss is all about and how this special holiday lights up the nights.

Every year around October and November, Hindus around the world celebrate Diwali, or Deepavali -- a festival of lights that stretches back more than 2,500 years. Diwali 2021 occurs on Thursday, November 4. In India, the five-day...