Skydeck Chicago at Willis Tower. One of Chicago's most notable attractions is its skyline, and one of the best places to experience it is at the 360 CHICAGO Observation Deck. Formerly known as the ...

Weather permitting, the observation deck at the very top of the tower ... a makeover to accompany its rebranding as the Willis Tower. Owners considered swapping its black façade for a silver ...

360 Chicago, the observation deck high above Michigan ... Chicago is home to the Willis Tower, formerly known as Sears Tower, which is one of the largest skyscrapers in the world.