Step 1 : Introduction to the question "What triangular New York building was one of the city’s first skyscrapers?”?"
The Flatiron Building, which has been called "one of the world's most iconic skyscrapers and a The building sits on a triangular block formed by Fifth Avenue, Broadway, and East 22nd Street, with 23rd Street grazing the triangle's northern (uptown) peak. As with numerous other wedge-shaped buildings, the name "Flatiron" derives from its resemblance to a cast-iron clothes iron
