Pichi Richi Railway over time as more rollingstock and track is restored and rehabilitated. The Afghan Express is a return trip to Quorn from Port Augusta (78 kilometres return). This train usually consists of Ghan carriages from the 1920s and is often hauled, wherever possible, by an original Ghan steam locomotive, NM25, and recreates the type of travel experienced on the Ghan in the 1930s and 1940s. A shorter journey, the Pichi Richi Explorer, is a return service to Woolshed Flat departing from Quorn (32 kilometres return). Travel on this train is either in South Australian Railway carriages circa 1900 to 1915 hauled
Enterprise (train service) DDF). At this point the service, which had operated under either the IÉ or NIR brands, was branded separately as Enterprise. The service has suffered disruption, particularly during the Troubles, when it was regularly halted by bomb threats. These became so frequent and caused such considerable disruption to the service that a campaigning group, the Peace Train Organisation was formed in 1989. Since the Northern Ireland peace process, however, such disruption has diminished. Renewed investment in recent years has seen the line upgraded to continuously welded track capable of running along the southern part of the route, as part of