Hall Run (Youghiogheny River tributary)

Reason Run is a 2.19 mi (3.52 km) long 1st order tributary to the Youghiogheny River in Fayette County, Pennsylvania.

Tub Run is a 4.90 mi (7.89 km) long 3rd order tributary to the Youghiogheny River in Fayette County, Pennsylvania.

Braddocks Run is a 2.86 mi (4.60 km) long 2nd order tributary to the Youghiogheny River in Somerset County, Pennsylvania.

Mercy Chapel at Mill Run is an historic Carpenter Gothic-style church located at Selbysport, Garrett County, Maryland. It is a one-story, one room frame structure built on an octagonal plan above a coursed stone foundation. The interior of the chapel is a fine example of local craftsmanship and is virtually unchanged since the 1870s. Two small graveyard plots lie adjacent to the chapel. It is one of the most architecturally sophisticated and well-preserved octagonal buildings in Maryland, and one of only a dozen mid-19th-century octagonal buildings surviving in Maryland.It was listed on the National Register of Historic Places in 1984.

Henry Clay Township is a township in Fayette County, Pennsylvania, United States. The population was 1,764 at the 2020 census. The township was created June 9, 1824, from the eastern portion of Wharton Township. It is named for 19th-century American statesman Henry Clay. The northwestern corner of its territory was used to create Stewart Township on November 17, 1855. It is served by the Uniontown Area School District. Unincorporated communities located within the township include Flat Rock, Fiketown, and Elk Park. Information can be sourced at www.henryclaytownship.com

The Youghiogheny River Lake is a flood control reservoir that is located in southwestern Pennsylvania and western Maryland. It is a significant tourist attraction that brings in more than one million visitors a year to the area.

Hen Run is a 1.97 mi (3.17 km) long 1st order tributary to the Youghiogheny River in Fayette County, Pennsylvania.

Selbysport is an unincorporated community in Garrett County, Maryland, United States. Mercy Chapel at Mill Run was listed on the National Register of Historic Places in 1984.

The Youghiogheny Scenic & Wild River is a river given special protected status by the state of Maryland. This wild and scenic portion of the Youghiogheny River is located in Western Garrett County, in Western Maryland. The Yough drains an area comprising approximately 397 square miles (1,030 km2) in Maryland, flowing through forests and farms. It rises from the west side of Backbone Mountain in Preston County, West Virginia, near the state's border with Garrett County.

The Petersburg Tollhouse, which is now located in the hamlet of Addison, Pennsylvania, United States, was the first tollhouse that travelers encountered while on the National Road heading west into Pennsylvania. It was listed on the National Register of Historic Places in 1979.

Addison is a borough in Somerset County, Pennsylvania, United States. It is part of the Johnstown, Pennsylvania, Metropolitan Statistical Area. The population was 165 at the 2020 census.

The Casselman River is a 56.5-mile-long (90.9 km) tributary of the Youghiogheny River in western Maryland and Pennsylvania in the United States. The Casselman River drains an area of 576 square miles.The river has been used for transportation across the Allegheny Mountains, between the cities of Baltimore and Washington, D.C. in the east and Pittsburgh in the west. Two railroads followed the Casselman River from Meyersdale, Pennsylvania to Confluence. First is the B&O Railroad, running between Baltimore and Pittsburgh, which was completed in 1871, and is currently owned by CSX. Second is the Western Maryland Railway, which ran from Cumberland, Maryland to Connellsville, Pennsylvania. Although the Western Maryland was abandoned in the 1980s, the right-of-way has been converted into the Great Allegheny Passage, a rail trail bicycle and hiking path.