Martin's Mill Covered Bridge (Antrim Township, Franklin County, Pennsylvania)

The Spring Grove Farm and Distillery is an historic, American farm complex and distillery site that is located in Antrim Township in Franklin County, Pennsylvania, USA. It was listed on the National Register of Historic Places in 1979.

Johnston is an unincorporated community in Franklin County, Pennsylvania, United States. It is located in Antrim Township.

Mason and Dixon is an unincorporated community in Franklin County, in the U.S. state of Pennsylvania.

Cearfoss is an unincorporated community and census-designated place in northwestern Washington County, Maryland, United States. Its population was 178 as of the 2010 census. Cearfoss is located northwest of Hagerstown and Maugansville, near the Pennsylvania border. Many highways intersect in Cearfoss in a roundabout, including Maryland routes 58, 63 and 494. Cearfoss is officially included in the Hagerstown Metropolitan Area (Hagerstown-Martinsburg, MD-WV Metropolitan Statistical Area).

Montgomery Township is a township that is located in Franklin County, Pennsylvania, United States. The population was 5,740 at the time of the 2020 census, an increase from the 4,949 figure that was counted during the 2000 census.

State Line is an unincorporated community and census-designated place (CDP) in Antrim Township, Franklin County, Pennsylvania, United States. It is next to the Maryland state line along Interstate 81 and U.S. Route 11 between Hagerstown, Maryland, and Greencastle. As of the 2020 census the population was 2,804.State Line was originally called Middleburg, and under the latter name laid out in 1812, and named for its location between Greencastle and Hagerstown, Maryland. The present name comes from the fact that the community is located on the Maryland-Pennsylvania state line. A post office called State Line was established in 1830.

Antrim Township is a township in Franklin County, Pennsylvania, United States. The population was 15,778 at the 2020 census, an increase over the figure of 12,504 tabulated in 2000. It was named after County Antrim in Northern Ireland.

Hagerstown Regional Airport (IATA: HGR, ICAO: KHGR, FAA LID: HGR) (Richard A. Henson Field) is in Washington County, Maryland, five miles north of Hagerstown, Maryland and a half mile (800 m) from the Maryland/Pennsylvania border. The airport is off Interstate 81 at exit 10 and U.S. Route 11, not far from Northern Virginia, South Central Pennsylvania, and the Eastern Panhandle of West Virginia. The Federal Aviation Administration says this airport had 29,105 passenger boardings (enplanements) in calendar year 2019, 14,373 in 2020, 23,227 in 2021 and 32,197 in 2022. The National Plan of Integrated Airport Systems for 2023-2027 categorized it as a "non-hub primary commercial service airport" based on 2021 enplanements.

Welsh Run is an unincorporated community in Montgomery Township in Franklin County, Pennsylvania, United States. Welsh Run is located at the intersection of state routes 416 and 995, southeast of Mercersburg.A post office called Welsh Run was established in 1830, and remained in operation until 1906. A large share of the first settlers being natives of Wales caused the name to be selected.

The Hagerstown Aviation Museum is an aviation museum at the Hagerstown Regional Airport in Hagerstown, Maryland. It is focused on the history of the Fairchild Aircraft Corporation.

The Robert Kennedy Memorial Presbyterian Church, also known as the Welsh Run Presbyterian Church, is an historic, American Presbyterian church that is located in Montgomery Township, Franklin County, Pennsylvania. It was added to the National Register of Historic Places in 2009.

The Angle Farm, also known as Maplebrow, is a historic home located southeast of Mercersburg in Montgomery Township, Franklin County, Pennsylvania. A three-part, two-story, five-bay log and timber frame dwelling, it is supported by a fieldstone foundation. This property was listed on the National Register of Historic Places in 1979.