The roof of Philadelphia City Hall is now equipped with the same electronics used at theme parks and concert arenas around the world. An ETC Mosaic Show Controller is running the historic landmark’s ...

Another tradition that is not protected is the iconic holiday light show, which has been happening since the 1950s and has brought thousands to Center City.

PHILADELPHIA (WPVI) -- Philadelphia's Holiday Tree arrived at City Hall on Wednesday, kicking off the festive season in the city. The 55-year-old 50-foot Albie Concolor White Fir tree arrived just ...