The Great Train Wreck of 1856 occurred in Whitemarsh Township, Pennsylvania, between Camp Hill Station and Fort Washington Station, on July 17, 1856. Two trains, traveling on the same track in converging directions, collided, killing between 59 and 67, and injuring over 100. The incident was referred to as The Camp Hill Disaster in Montgomery County, and The Picnic Train Tragedy in the city of Philadelphia.