The Comcast Center is currently the tallest building in Philadelphia at 974 feet, although a new skyscraper is soon to become the tallest in Philadelphia and ninth tallest in the US.
At 1,121 feet, the Comcast Technology Center will hold the title of Pennsylvania's tallest skyscraper once it’s completed and open to the public. It's equipped with offices, 13 three-story sky gardens, and television studios for NBC.