Willis tower (sears tower)
About Willis tower (sears tower):
  1. Willis Tower is a 108-story, 1,451-foot 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 ... Wikipedia
Address:
233 South Wacker Dr., Chicago, Illinois, 60606
Contact Information:
Phone : (312) 875-0066
Email ID :
Website : http://www.theskydeck.com/