Designed by Shreve, Lamb & Harmon and completed in 1931, the building has a roof height of 1,250 feet (380m) and stands a total of 1,454 feet (443.2m) tall, including its anntenna. Its name is derived from "Empire State" the nickname of New York. As of 2017 the building is the 5th tallest completed skyscraper in the United States and the 28th tallest in the world. It is also the 6th tallest freestanding structure in the Americas. This 3D Puzzle is made of paper and expandable polystyrene foam board, it is easy to assemble without the use of any other tools or glue. No of Pieces: 66. Model Size: 25cm x 20cm x 66cm. Age: 8+ years.