Pennsylvania marks Diwali as first state to make it official holiday

The big picture: More than a billion people celebrate the religious holiday worldwide, including hundreds of thousands of Pennsylvanians.

• It's among the most significant festivals in South Asian culture and celebrated by Buddhists, Hindus, Jains, and Sikhs.

How it works: Diwali is a time to celebrate the triumph of good over evil, and each of the festival's five days holds a different significance.

• The main festival day falls on Thursday, but the holiday runs through the weekend.

Zoom in: The Philadelphia Museum of Art will host Family Festival: Dazzling Diwali on Sunday from 10am-3pm.

• This kid-focused event will include art projects and dance performances.