The National Road was the first major improved highway in the United States built by the federal government. Built between 1811 and 1837, the 620-mile (1,000 km) road connected the Potomac and Ohio Rivers and was a main transport path to the West for thousands of settlers. When improved in the 1830s, it became the second U.S. road surfaced with the macadam process pioneered by Scotsman John Loudon McAdam.
Emmitsburg is a town in Frederick County, Maryland, United States, 0.3 miles (0.5 km) south of the Mason-Dixon line separating Maryland from Pennsylvania.
East Fallowfield Township is a township in Chester County, Pennsylvania, United States. The population was 7626 at the 2020 census.
The Gettysburg National Military Park protects and interprets the landscape of the 1863 Battle of Gettysburg during the American Civil War. Located in Gettysburg, Pennsylvania, the park is managed by the National Park Service. The GNMP properties include most of the Gettysburg Battlefield, many of the battle's support areas during the battle, and several other non-battle areas associated with the battle's "aftermath and commemoration," including the Gettysburg National Cemetery. Many of the park's 43,000 American Civil War artifacts are displayed in the Gettysburg Museum and Visitor Center.
Loudonville is a hamlet in the town of Colonie, in Albany County, New York, United States. Loudonville was a census-designated place in the 1970, 1980, and 1990 US Census, but ceased to be in the 2000 Census, but became a CDP again in 2020.
Lutherville is a census-designated place (CDP) in Baltimore County, Maryland, United States. As of the 2010 census it had a population of 6,504. Prior to 2010 the area was part of the Lutherville-Timonium CDP. Within its borders lies the Lutherville Historic District.
Maryland Route 140 is a 49-mile (79 km) state highway in the U.S. state of Maryland. The route runs from U.S. Route 1 and US 40 Truck in Baltimore northwest to the Pennsylvania border, where the road continues into that state as Pennsylvania Route 16. MD 140 passes through the northern part of central Maryland, connecting Baltimore, Pikesville, Reisterstown, Westminster, Taneytown, and Emmitsburg.
U.S. Route 15 (US 15) is a part of the U.S. Highway System that runs from Walterboro, South Carolina, to Painted Post, New York. In Maryland, the highway runs 37.85 miles (60.91 km) from the Virginia state line at the Potomac River in Point of Rocks north to the Pennsylvania state line near Emmitsburg. Known for most of its length as Catoctin Mountain Highway, US 15 is the primary north–south highway of Frederick County. The highway connects the county seat of Frederick with Point of Rocks, Leesburg, Virginia, and Charles Town, West Virginia, to the south and with Thurmont, Emmitsburg, and Gettysburg, Pennsylvania, to the north. US 15 is a four-lane divided highway throughout the state except for the portion between the Point of Rocks Bridge and the highway's junction with US 340 near Jefferson. The highway is a freeway along its concurrency with US 340 and through Frederick, where the highway meets US 40 and Interstate 70 (I-70). US 15 has a business route through Emmitsburg.
Bowmansville is an unincorporated community and census-designated place (CDP) in Brecknock Township, Lancaster County, Pennsylvania, United States. Bowmansville is home to a Pennsylvania Turnpike service plaza. The population was 2,077 as of the 2010 census.
The John Dickinson House, generally known as Poplar Hall, is located on the John Dickinson Plantation in Dover, a property owned by the State of Delaware and open to the public as a museum by the Delaware Division of Historical and Cultural Affairs and newly part of the First State National Historical Park. It was the boyhood home and sometime residence of the Founding Father and American revolutionary leader John Dickinson (1732-1808).
Creagerstown is an unincorporated community in Frederick County, Maryland, United States. It is playfully known by its residents as "4 miles from everywhere" because of its situation at 4 miles (6.4 km) from Thurmont, Woodsboro, Rocky Ridge, and Lewistown.
Rocky Ridge is an unincorporated community in Frederick County, Maryland, United States. The name "Rocky Ridge" likely refers to a ridge of ironstone which runs through the area.
Sabillasville is an unincorporated community and census-designated place in Frederick County, Maryland, United States. As of the 2010 census it had a population of 354.
Fort Gaddis is the oldest known building in Fayette County, Pennsylvania and the second oldest log cabin in Western Pennsylvania. It is located 300 yards (270 m) east of old U.S. Route 119, near the Route 857 intersection in South Union Township, Fayette County, Pennsylvania. Fort Gaddis was built about 1769-74 by Colonel Thomas Gaddis who was in charge of the defense of the region, and his home was probably designated as a site for community meetings and shelter in times of emergency, hence the term "Fort Gaddis," probably a 19th-century appellation. It is a 1 1/2-story, 1-room log structure measuring 26 feet long and 20 feet wide.
Greenmount is a populated place in Adams County, Pennsylvania, United States. It is located southwest of the Gettysburg Battlefield, at Marsh Creek along the Emmitsburg Road, in Cumberland Township.
Fairplay is a populated place in Adams County, Pennsylvania, United States. It is located between the Gettysburg Battlefield and the Mason–Dixon line at the intersection of U.S. Route 15 and the Emmitsburg Road, near Marsh Creek, in Freedom Township. Moritz' Tavern at the intersection was the site of General John F. Reynolds' headquarters the night before the Battle of Gettysburg.
The Peter Wentz House is a historic building located in northern downtown Provo, Utah, United States. It is listed on the National Register of Historic Places.
Spangler–Benner Farm is a historic farm and national historic district located at Mount Joy Township in Adams County, Pennsylvania. The district includes nine contributing buildings and two contributing structures. The contributing buildings are the sided log farmhouse (1870), frame bank barn (1864), log summer kitchen (1802), smoke house, spring house, wagon sheds, tools sheds, and machine shops. Contributing structures are a wooden silo and metal windmill, erected in 1900. The farm has been in continuous ownership by the same family since 1802.
Peter Wentz Farmstead is a historical German American farm which has been continuously farmed since 1744. It is located in Worcester Township, Montgomery County, Pennsylvania near Lansdale.
Several special routes of U.S. Route 15 exist. In order from south to north they are as follows.
