NEW DELHI, INDIA, November 6, 2015 (India Today): Diwali, a festival every Indian looks forward to throughout the year. It is considered to be a Festival of Lights that eradicates all darkness and despair of the world. Diwali is celebrated differently in different cultures across India and even abroad. People from different communities and regions observe Diwali in their own unique ways. While the common belief is that Lord Rama had returned to Ayodhya, this day, after 14 years of exile and to welcome him all the members in his empire lit diyas, thereby celebrating the festival of lights.
In West Bengal and eastern India, Diwali is celebrated to welcome the arrival of Maa Kali, avatar of Goddess Durga. Bengalis worship Goddess Kali for three days and celebrate the occasion by lighting up entire localities, bursting crackers, meeting kin and spending time with friends. People observe fast and also worship Goddess Lakshmi, the deity of wealth.
To find out how different Diwali across India and abroad is see source above.