Triangle Tech

The John A. Brashear House and Factory in the Perry South neighborhood of Pittsburgh, Pennsylvania, was built in 1886. Former home of astronomer John Brashear (1840–1920), who was described by former Pennsylvania Governor Martin Grove Brumbaugh as "Pennsylvania's most eminent citizen," the site was listed on the National Register of Historic Places on December 6, 2012.

Engine Company No. 3 located at 1416 Arch Street in the Central Northside neighborhood of Pittsburgh, Pennsylvania, was built in 1877. It was added to the List of City of Pittsburgh historic designations on April 12, 1995.

Ferris House is an historic building in Pittsburgh, Pennsylvania, located at 1318 Arch Street in the Central Northside neighborhood of Pittsburgh. It was once the home of George Washington Gale Ferris Jr., who designed and constructed the original Ferris Wheel for the World's Columbian Exposition of 1893. The street address was 204 Arch Street at the time of his residency.

The House at 200 West North Avenue in Pittsburgh, Pennsylvania was built in 1890 in the Queen Anne style. The house was likely built for Jasper M. Porter the Secretary/Treasurer of the Savage Fire-Brick Company. He owned the property until 1903. The house was listed on the National Register of Historic Places in 1986.

The Mexican War Streets, originally known as the "Buena Vista Tract", is a historic district in the Central Northside neighborhood of Pittsburgh, Pennsylvania, in the United States. The district is densely filled with restored row houses, community gardens, and tree-lined streets and alleyways. The area dates to around the time of the Mexican–American War.

The houses at 838–862 Brightridge Street in the Perry South neighborhood of Pittsburgh, Pennsylvania, USA, were built in 1887 on both sides of what was then called Brighton Place. Twelve houses were built on the north side of the street and 13 were built on the south side. They are of similar size and floor plan to the row houses on Charles Street that were also built by William A. Stone, who later became governor of Pennsylvania. The Brightridge Street row houses were listed on the National Register of Historic Places on March 1, 1984.

The Clifton Incline was a funicular that operated from 1889 to 1905 in what is now the Perry Hilltop neighborhood of Pittsburgh, Pennsylvania. It extended from its base at Sarah Street (now Strauss Street) at the intersection with Myrtle Street (now the closed Metcalf Street) to its top landing at Clifton Park near the end of Clifton Street (now Chautauqua Street). Businessman William McCreery co-founded the incline to facilitate access to a residential neighborhood developed from his former estate. The Clifton Avenue Incline Plane Company, formed for the purpose of erecting and operating the incline, was chartered on June 25, 1888. Within a year of that date, McCreery offered free incline rides to property auctions on the hill.There were two cars, only one of which carried passengers, the other one being a dummy car serving as a counterweight. A single operator performed the duties of engineer, conductor, and fireman.The incline closed after an accident on November 10, 1905, in which the passenger car—empty at the time—broke loose, hurtled down the track, plowed through the waiting room on Sarah Street and smashed into the front steps of a house.

The Old Allegheny Rows Historic District is a historic district in the California-Kirkbride neighborhood of Pittsburgh, Pennsylvania, United States. The row houses in this area date from c. 1870 to c. 1900, and the district was listed on the National Register of Historic Places on November 1, 1984.

Brown Chapel A.M.E. Church located at 1400 Boyle Street in the Central Northside neighborhood of Pittsburgh, Pennsylvania, was built in 1903. This African Methodist Episcopal Church was added to the List of Pittsburgh History and Landmarks Foundation Historic Landmarks in 1988.

City of Asylum (more formally City of Asylum/Pittsburgh) is a nonprofit organization based in Pittsburgh, Pennsylvania, that houses writers exiled from their countries for their controversial writing. It provides them with free housing, health care and access to social services and resettlement in the United States. Their expanded mission involves the Alphabet City venue, Sampsonia Way magazine, and organizing Jazz Poetry Month in Pittsburgh. Henry Reese and Diane Samuels founded Pittsburgh's City of Asylum in 2004. The organization has a community-based model, with the hopes of integrating the exiled writers into the United States. Exiled writers accepted to the program are granted up to four years of housing. It also gives financial and medical support for their families for two years, giving them ample time and means to adjust to life in the United States.In November 2016, it became the US headquarters for the International Cities of Refuge Network (ICORN). It was also described as a “model for the world.” City of Asylum hosts more than 175 cultural and literary events every year which are free to the public. In 2017, the organization would repurpose an old masonic lodge into their main headquarters called Alphabet City.

The houses at 2501–2531 Charles Street in the Perry South neighborhood of Pittsburgh, Pennsylvania, USA, were built in 1885. The row originally included 25 nearly identical houses, 13 feet wide and 35 feet deep. All but 2 of the buildings survive. They each have two rooms on the first floor, a parlor and a kitchen, and two bedrooms on the second floor. A third bedroom comprises the third floor behind the mansard roof. The houses rise gradually with the street, stepping up about 2 feet every fifth house. Every fifth house also has a large decorative gable over the mansard roof.These row houses were built by William A. Stone, who later became governor of Pennsylvania. In 1887 Stone built a similar set of rowhouses on Brightridge Street. The Charles Street row was added to the National Register of Historic Places on March 15, 1984.

Malta Temple (also known as the Salvation Army Building) located at 100 West North Avenue in the Central Northside neighborhood of Pittsburgh, Pennsylvania, was built in 1927. The building was once the home of a fraternal order called the Order of Malta. It then became a Salvation Army building. In a 5 to 2 decision, the Pittsburgh Planning Commission voted to save this building from demolition in 2008. The building was added to the List of City of Pittsburgh historic designations on August 5, 2008.