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The 107th Infantry Memorial is an outdoor bronze sculpture and memorial located at the intersection of East 67th Street and Fifth Avenue in Central Park, in Manhattan, New York, which honors members of the 107th Infantry who died during World War I. Created by the sculptor Karl Morningstar Illava (1896–1954), who "drew from his own experience serving as a sergeant with the 107th," according to the New York City Department of Parks & Recreation, the sculpture cost an estimated $60,000 at the time of its construction, depicts the actions of seven World War I-era soldiers, and rests on a 25-foot-wide stepped granite base designed by architects Rogers & Haneman.

111 West 57th Street, also known as the Steinway Tower, is a 82-story, 1,428-foot (435-meter) supertall residential project by developers JDS Development Group and Property Markets Group in Midtown Manhattan, New York City. Located along Billionaires' Row on 57th Street near Sixth Avenue, the development consists of the original landmarked Steinway Building designed in 1925 by Warren & Wetmore and a new tower by SHoP Architects.

1040 Fifth Avenue (informally known as the 10 40) is a luxury residential housing cooperative in the Upper East Side of Manhattan, New York City.

834 Fifth Avenue is a luxury residential housing cooperative in the Upper East Side of Manhattan, New York City. It is located on Fifth Avenue at the corner of East 64th Street opposite the Central Park Zoo in Central Park. The limestone-clad building was designed by Rosario Candela, a prolific designer of luxury apartment buildings in Manhattan during the period between World War I and World War II.

57th Street is a station on the IND Sixth Avenue Line of the New York City Subway. Located at the intersection of 57th Street and Sixth Avenue (Avenue of the Americas) in Manhattan, it is served by the F train at all times and the M train during weekends and weekday evenings. North of the station, the Sixth Avenue Line turns east and becomes the IND 63rd Street Line.

820 Fifth Avenue is a luxury cooperative located at the northeast corner of Fifth Avenue and East 63rd Street on the Upper East Side of Manhattan, New York City, United States.

880 Fifth Avenue is a luxury apartment building on Fifth Avenue at the northeast corner of 69th Street in New York City. The Art-Deco-styled building has 21 floors and features 162 residential units. 880 Fifth Avenue is also one of the few Fifth Avenue buildings to have a garage.

The Edward S. Harkness House, located at 1 East 75th Street and Fifth Avenue, is a mansion in the Upper East Side of New York City. It was constructed between 1907 and 1908 for Edward Harkness by James Gamble Rogers, a principal of the firm Hale & Rogers.It received landmark status in 1967. The Landmarks Preservation Commission's designation described the building as "an imposing residence in the style of an Italian Renaissance palazzo." Today the Commonwealth Fund, founded by Harkness and his mother, has its headquarters there.

58th Street Terminal or 58th Street was a station on the demolished IRT Sixth Avenue Line. It had three tracks and two side platforms. The center track was used for storage. The station was opened by the Gilbert Elevated Railway on June 5, 1878, and served as the northern terminus of the IRT Sixth Avenue Line trains until the line was acquired by the Manhattan Railway Company and built a connecting spur from 50th Street Station (the next southbound stop) along 53rd Street to the Ninth Avenue Elevated.

Von Steuben Day is a holiday traditionally held on a weekend in mid-September (von Steuben was born September 17), celebrating the Prussian-born Baron Friedrich von Steuben, who arrived in the United States as a volunteer offering his services to General George Washington in the American Revolutionary War.