Berlin, a borough located approximately 75 miles southeast of Pittsburgh in Somerset County, Pennsylvania, United States. The population was 2,192 at the 2000 census. It is part of the Johnstown, Pennsylvania Metropolitan Statistical Area.The town's major celebration each fall concerns the Whiskey Rebellion in the 1790s, although in recent years residents also commemorate the termination of Flight 93 in nearby Shanksville in 2001. The Berlin Fife and Drum Corps is one of the oldest such bands in North America. Snyder of Berlin potato chips are made in town, which also hosts Center Rock, Inc., a drilling-equipment manufacturer. Farming and coal mining have long been important in the area.It is not near East Berlin in Adams County, as well as New Berlin in Union County. East Berlin was previously called Berlin but had to have the "East" added to avoid confusion with this Berlin.