Browse #willistower and #skydeck for more photos from the Skydeck.
Want to know what it’s like to stare straight down to the street from 103 stories up? Head to the Willis Tower in Chicago, where you can step out onto an all-glass balcony that extends 4 feet over the city streets!
@heilmann
@tree_lover
@mr_izreal
@amelieamaral
@tobyhagler
