Sixmile Island (Pennsylvania)

The 1902 Highland Park Bridge was a cantilever through truss that carried two streetcar tracks across the Allegheny River and Sixmile Island between the Pittsburgh neighborhood of Highland Park and Sharpsburg, Pennsylvania. It was replaced by the Highland Park Bridge in 1938.

The Allegheny River Lock and Dam No. 2 (also known as the Highland Park Lock and Dam) in Pittsburgh, Pennsylvania is a lock and fixed-crest dam from 1932. It crosses the Allegheny River between the Pittsburgh neighborhood of Highland Park and the suburb of Aspinwall. The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams to improve navigation along the Allegheny River. It is the most-used lock operated by the United States Army Corps of Engineers.Lock and Dam No. 2 is located about 6.7 Miles up the Allegheny River from the Point in Downtown Pittsburgh. Upriver from the dam, Allegheny Pool No. 2 has an average water elevation of 721 feet above sea level and extends about 7.8 miles upriver to Allegheny River Lock and Dam No. 3. Downriver is the Pittsburgh Pool with an average water elevation of 710 feet above sea level. Thus Lock No. 2 lifts and lowers boats about 11 feet between the pools.The Pittsburgh Pool encompasses over 24 Miles of navigable water at about 710 feet of elevation. It stretches about 6.2 Miles up the Ohio River from the Emsworth Locks and Dam, 11.2 Miles up the Monongahela River to the Braddock Locks & Dam, and 6.7 Miles up the Allegheny. The Highland Park Bridge crosses the river just above the dam. It was listed on the National Register of Historic Places in 2000.

The Pittsburgh Zoo & Aquarium is one of only six major zoo and aquarium combinations in the United States. Located in Pittsburgh, Pennsylvania's Highland Park, the zoo sits on 77 acres (31 ha) of park land where it exhibits more than 4,000 animals representing 475 species, including 20 threatened or endangered species. The zoo's accredited membership of the Association of Zoos and Aquariums (AZA) was dropped in 2015.

The Highland Park Bridge is a truss bridge that carries vehicular traffic across the Allegheny River between the Pittsburgh neighborhood of Highland Park and the suburb of Aspinwall. It replaced a much narrower 1902 streetcar bridge that was ill-equipped to handle heavy commuter traffic, as part of the process of suburbanization in the hills northeast of the city.

Bayernhof Music Museum features a major collection of automated musical instruments from the 19th and 20th centuries. Located six miles (10 km) northeast of downtown Pittsburgh in the suburb of O'Hara Township, Pennsylvania, it is housed in a German-style mansion sited on an 18-acre (73,000 m2) dramatic overlook some 540 feet (160 m) above the Allegheny River Valley. Bayernhof is the name of the mansion itself, a $4.2 million project completed in 1982 as a private residence by Charles Brown III (1935–1999), founder and CEO of Gas-Lite Manufacturing Company in Pittsburgh. The 19,000-square-foot (1,800 m2) house includes a rooftop observatory, an indoor cave, a swimming pool with a 10-foot (3.0 m) waterfall, ten fireplaces, eight full baths, three powder rooms, three full-size kitchens as well as a completely restored copper still. The museum was a directive of Mr. Brown's will, and it opened to the public in 2004.

Pennsylvania's 34th congressional district was one of Pennsylvania's districts of the United States House of Representatives. It covered area north of the city of Pittsburgh, Pennsylvania.

Sharpsburg is a borough in Allegheny County, Pennsylvania, 5 miles (8 km) northeast of downtown Pittsburgh, along the Allegheny River. In 1900, nearly 7,000 people lived here; in 1920, the population peaked at just over 8,900 people. The population was 3,446 at the 2010 census.In the past, it had a rolling mill, foundries, machine shops, and manufacturers of varnish, brick, glass, lumber products, wire, hair, felt, and lubricating oil. In January 1869, the H. J. Heinz Company was founded in Sharpsburg as Heinz Noble & Company to manufacture and sell bricks.

Highland Park is a large municipal park in the northeastern part of Pittsburgh, Pennsylvania. It is located in Pittsburgh's Highland Park neighborhood. The park extends along the northern and eastern borders of the neighborhood, following the Allegheny River and Negley Run.

The King Estate (also known as Baywood, or the Alexander King Estate, also referenced to as the King Mansion by the local children) located at 5501 Elgin Street in the Highland Park neighborhood of Pittsburgh, Pennsylvania, was built in 1880. Alexander King was the original owner of this Second Empire style house. It was added to the List of City of Pittsburgh historic designations on November 12, 1992, and the List of Pittsburgh History and Landmarks Foundation Historic Landmarks in 2000.

The Welcome Sculptures at the North Highland Avenue entrance of Highland Park in Pittsburgh, Pennsylvania, are sculpted statues by Giuseppe Moretti that were erected in 1896. These sculptures are on the List of City of Pittsburgh historic designations.

The Brilliant Branch Railroad Bridge is a truss bridge that carries Allegheny Valley Railroad's Brilliant Branch across the Allegheny River between the Pittsburgh neighborhood of Highland Park and the borough of Aspinwall, Pennsylvania.

The Fulton Elementary School (also known as Fulton Academy, and Pittsburgh Fulton PreK-5) in the Highland Park neighborhood of Pittsburgh, Pennsylvania, was built in 1894, and later added to in 1929. It was listed on the National Register of Historic Places in 1986.