Franklin County is a county located in South Central Pennsylvania. As of the 2020 census, the population was 155,932 Its county seat is Chambersburg.Franklin County comprises the Chambersburg–Waynesboro, PA Metropolitan Statistical Area, which is also included in the Washington–Baltimore–Arlington-DC–MD–VA–WV–PA Combined Statistical Area. It lies to a large extent within the Cumberland Valley.

York County is a county in the U.S. state of Pennsylvania. As of the 2020 census, the population was 456,438. Its county seat is York. The county was created on August 19, 1749, from part of Lancaster County and named either after the Duke of York, an early patron of the Penn family, or for the city and county of York in England. York County comprises the York-Hanover, Pennsylvania Metropolitan Statistical Area, which is also included in the Harrisburg-York-Lebanon, Pennsylvania Combined Statistical Area. It is in the Susquehanna Valley, a large fertile agricultural region in South Central Pennsylvania. Based on the Articles of Confederation having been adopted in York by the Second Continental Congress on November 15, 1777, the local government and business community began referring to York in the 1960s as the first capital of the United States of America. The designation has been debated by historians ever since. Congress considered York, and the borough of Wrightsville, on the eastern side of York County along the Susquehanna River, as a permanent capital of the United States before Washington, D.C., was selected.

Outdoor recreation is one of the most popular reasons people love to come to Hagerstown-Washington County, MD.