Premium 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

Assembled Size 2.25"L x 1.57"W x 6"H (5.72 x 3.99 x 15.24 cm)

Ages 14+