Still A Little Sunny In Philadelphia. Conrail Shared Assets SP20 makes its run down South Christopher Columbus Boulevard to serve waterfront customers on the evening of Wednesday, April 24, 2019 with Norfolk Southern Corp GP38-2 5640 (née-PC 7939, GP38) in the lead. Philadelphia's City Hall (constructed 1871-1901) looms in the background, with its statue of William Penn overlooking the city.