America may no longer be home to the world's tallest building, but the country that invented skyscrapers is still pioneering their design with skinner, greener and more unusually shaped structures.
We're celebrating this 4 July – US Independence Day – with a look back at some of the most recent examples, including Rafael Viñoly's already iconic 432 Park Avenue and Herzog & de Meuron's "Jenga tower" (pictured). See more US skyscrapers »