Deepavali, also known as Diwali, is one of the major festivals in India that celebrates the triumph of good over evil. It is a five-day festival that involves lighting lamps and fireworks. Deepavali falls in October or November based on the lunar calendar. During Deepavali, people worship Lakshmi, the goddess of wealth, and partake in activities like drawing colorful Rangoli patterns, lighting lamps, setting off fireworks, exchanging sweets, and spending time with family and friends.