it cost 300 dallors
tallest building in America
The Sears Tower is located on Wacker Drive in Chicago, Illinois.
The Grand Canyon is deeper than the Sears Tower is tall.
from where
Fazlur Rahman Khan was the primary engineer for the Sears Tower. He was born in what is now Bangladesh.
a lot
Lots!
nothing
$1 billion
30,000,000,000 dollars
A LOT!!!!!! NO WONDER THE OZONE LAYER IZZZZ SO SMALL!!! A LOT!!!!!! NO WONDER THE OZONE LAYER IZZZZ SO SMALL!!!
It cost about $550 million to build.