Flatiron Building / Daniel Burnham

As one of the most widely recognized buildings in New York City, as well as the world, the Flatiron Building was/is an innovative architectural statement at the turn of the 20th Century. Completed in 1902 by Daniel Burnham, the Flatiron Building was a prime architectural design at the advent of steel skyscraper construction in the United States. Known for its triangular design at the intersection of 5th Ave. and Broadway, the Flatiron Buildings iconic presence has transformed an entire area of Manhattan into the Flatiron District — via ArchDaily