You can also check out the new light display and holiday experience called "Aurora" in Mellon Square. Its debut is on Light Up Night. The 25-foot light display is designed by a Pittsburgh-based artist named Joshua Challen Ice and will feature hundreds of diamond-shaped panels that will change colors when the wind blows or when people touch them.

Light Up Night doesn’t just mark the beginning of the holiday season in Pittsburgh. Officials say it also draws visitors to Downtown businesses and helps the Golden Triangle burnish a sometimes less-than-stellar image.

In Pleasant Hill, thousands came out for the annual "Light Up the Night" holiday event downtown. It was a great chance to break from the rain with clear skies too.

The holiday season got underway in Pittsburgh on Saturday night with the city's popular Light Up Night event​.