India during Diwali . Picture by NASA .
Diwali is colourful festival in India . Bring's Light over Darkness in everybody's life.

The festival starts with  dhan on which most Indian business communities begin their financial year.
Diwali falls on the one new moon night between mid-October and mid-November.

The return of Rama after 14 years of Vanavasa (banishment). To welcome his return, diyas (ghee lamps) were lit in rows of 20.

Govardhan Puja is celebrated the day after Diwali and is the day Krishna defeated Indra, the deity of thunder and rain. They were farmers, they should do their duty and concentrate on farming and protection of their cattle.