49 East 80th Street

Galerie Buchholz is an art gallery specializing in international contemporary art with exhibition spaces in Cologne, Berlin and New York City. The gallery was founded in Cologne in 1986 by Daniel Buchholz, and today is run jointly with Christopher Müller.

The William Salomon House was a mansion located on 1020 Fifth Avenue in Manhattan, New York City. It was constructed for William Salomon, Sr.

1020 Fifth Avenue is a luxury housing cooperative in the Upper East Side of Manhattan, New York City. It is located on the northeast corner of 83rd Street and Fifth Avenue, across the street from the Metropolitan Museum of Art's Fifth Avenue building. It is part of the Metropolitan Museum Historic District. Along with 1040 Fifth Avenue, 998 Fifth Avenue and 1016 Fifth Avenue, it is considered among the most prestigious residential buildings in New York City and is frequently included in lists of top residential buildings. Sales of units in the building are often reported by the press. Former New York Times architectural critic Carter Horsley describes the building as "[o]ne of the supreme residential buildings of New York". The building is profiled in multiple architectural books, including in Windows on the Park: New York's most prestigious properties on Central Park, where it is described as "one of the city's most exclusive addresses".1020 Fifth Avenue was completed in 1925 and was designed by Warren and Wetmore. The building has 13 stories, consisting mostly of full floor units or duplexes. The building occupies a corner site that was once the site of the mansion of Civil War general Richard Arnold. The building's exterior has neo-Italian Renaissance style ornamentation with a three-story high rusticated base. The main entrance to the building faces East 83rd Street rather than Fifth Avenue. An entrance on Fifth Avenue provides access to a maisonette unit, which has its own address of 1022 Fifth Avenue. The building's floors are designed in a staggered manner as to allow six of the apartments to have large salons that are 20' 9" by 40' 2" in floor area with extra high ceilings ranging from fourteen to eighteen feet (see layout diagram).

The William Schickel House is a rowhouse at 52 East 83rd Street on the Upper East Side of Manhattan in New York City, New York, US. Designed in the French Second Empire style by J. William Schickel, it was built in 1882. The house has a limestone basement and a brick facade above and is set back from the sidewalk. The interior follows a traditional row house configuration with a stair hall on the side, connecting two parlors. The house was Schickel's residence until his death in 1907; his family sold the house in 1919. It was subdivided into apartments in the late 1940s and became a single-family home again in the 1990s.

Marymount School of New York is a college preparatory, independent, Catholic day school for girls located on the Upper East Side of Manhattan. It was founded by Mother Marie Joseph Butler in 1926 as part of a network of schools directed by the Religious of the Sacred Heart of Mary. The school enrolls students in Nursery through Class XII.

The Frank E. Campbell Funeral Chapel is a funeral home located on Madison Avenue at 81st Street in Manhattan. Founded in 1898 as Frank E. Campbell Burial and Cremation Company, the company is now owned by Service Corporation International. Frank E. Campbell is known for handling many celebrity deaths and funerals as well as memorial services including those of John Lennon, Jacqueline Kennedy Onassis, Rudolph Valentino, Arturo Toscanini, Judy Garland, Joan Crawford, Heath Ledger, Aaliyah, The Notorious B.I.G. and Tommy Dorsey.

998 Fifth Avenue is a luxury cooperative on the Upper East Side of Manhattan, New York City located on Fifth Avenue at the northeast corner of East 81st Street.

The Institute for the Study of the Ancient World (ISAW) is a center for advanced scholarly research and graduate education at New York University. ISAW's mission is to cultivate comparative, connective investigations of the ancient world from the western Mediterranean to China. Areas of specialty among ISAW's faculty include the Greco-Roman world, the Ancient Near East, Egypt, Central Asia and the Silk Road, East Asian art and archaeology, Late Antiquity and the early Middle Ages, ancient science, and digital humanities.ISAW was founded in 2006 with funding from the Leon Levy Foundation, established to continue the philanthropic legacy of Leon Levy, co-founder of the Oppenheimer mutual funds. Long interested in ancient history, Levy in his final years, along with his wife Shelby White, began discussions about the creation of a path-breaking institute where advanced scholars would explore trade and cultural links among ancient civilizations. After Levy's death in 2003, one of the earliest initiatives of the Leon Levy Foundation, was the fulfillment of that plan. ISAW is a discrete entity within New York University, independent of any other school or department of the university, with its own endowment and its own board of trustees, and is housed in separate facilities in a historic six-story limestone on East 84th Street in Manhattan.

The Benjamin N. Duke House, also called the Duke–Semans Mansion and the Benjamin N. and Sarah Duke House, is a landmarked mansion located at 1009 Fifth Avenue at East 82nd Street in the Upper East Side of Manhattan, New York City. It was built in 1899-1901 and was designed by the firm of Welch, Smith & Provot in the Beaux-Arts style.

P.S. 6, The Lillie Devereaux Blake School, is a public elementary school located on the Upper East Side of Manhattan, New York City. Founded in 1894, P.S. 6 is regarded as one of the top elementary schools in New York City.

The Katharina Rich Perlow Gallery is an art gallery in New York City that was involved in the New York art market of the 1980s and 1990s. The gallery was founded by Katharina Rich Perlow on New York's Upper East Side in 1985, moved to SoHo in 1988, and relocated to the Fuller Building in 1999. Throughout its history, the gallery mounted solo exhibitions for many American artists including Milton Avery, Sally Michel Avery, Robert Goodnough, John Ferren, Ian Hornak, and Irving Kriesberg, among others. Frequently included in group exhibitions were artworks by Jackson Pollock, Alfonso Ossorio, Milton Resnick and Helen Frankenthaler.Today the company continues to be operated by Katharina Rich Perlow, although no longer curates exhibitions and is operated as a private fine art brokerage, located at 40 East 84th Street, New York, New York 10028.

995 Fifth Avenue is a 16-story co-op apartment building at 995 Fifth Avenue and East 81st Street on the Upper East Side of Manhattan, New York City, across Fifth Avenue from Central Park and the Metropolitan Museum of Art. It was constructed in 1926 as The Stanhope Apartment Hotel and designed by Rosario Candela. The building was converted to a residential co-op with 26 units in 2005 and renamed The Stanhope. It has since been renamed simply 995 Fifth Avenue.