Willis Tower

Willis Tower is a 108-story, 1,451-foot (442 m) skyscraper in Chicago, Illinois. At the time of its completion in 1973, it was the tallest building in the world, surpassing the World Trade Center towers in New York, and it held this rank for nearly 25 years. Number of Sheets: 1 Sheet Difficulty: Moderate Ages: 14+ Assembled Size: 2.25" x 1.57" x 6" What is Metal Earth? Metal Earth is a collection of detailed models made from high quality steel sheets. Each model comes with easy-to-follow instructions and requires no glue or solder!