15:50

Philadelphia's Abandoned Ghost Subway Lines: What Happened To Them? IT'S HISTORY

20:35

Philadelphia's Subway & Light Rail Network Evolution

13:38

Philadelphia’s Strange Little Subway Branch | The Broad-Ridge Spur

7:48

Philadelphia's Ghost Subway Line that's Rising from the Dead

29:37

WALKING A MILE UNDERGROUND PHILADELPHIA

15:22

PATCO Speedline: America's Oldest Automated Trains

8:26

Ben Franklin Bridge - abandoned/never used trolley line

7:58

Riding the Broad Street Subway Line in Philadelphia | Old Trains with Strange Signs