Illuminated screens play a far larger role in my family’s everyday life than I care to admit. So I was sure that the tip I got from Mara at Mother of All Trips would result in a memorable stop during our Philadelphia weekend getaway.

She suggested we visit the Comcast Center, for a look at the “Comcast Experience” wall.

This image is displayed on only the top half of the screen. The panels below aren't really panels, they're video replicas of the room's actual wood panels.

The 2,100-square foot HD video display wall is the world’s largest four-millimeter LED screen. For 18 hours a day, you can watch various short films; original programming created exclusively for this screen, which measures 83.3 feet wide and 25.4 feet high.

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