World Trade Center
The Pentagon
100

How many floors did the Twin Towers have?

110 floors 

100

What time was it when the Pentagon was hit?

The Pentagon was struck at 9:37 a.m.

200

How many survivors were pulled out of the World Trade Center rubble?

Twenty 

300

How many days did it take to rescue the final survivor, Genelle Guzman-McMillan?

27 hours after the collapse of the North Tower.

400

Which tower was hit first? What time was it hit? 

The North Tower (1 WTC) at 8:46 a.m.

500

On windy days, the Twin Towers could sway up to this many inches side to side. 

12 inches