Twin+TowersLJM

Both Twin Towers fell within two hours. When they collapsed they destroyed many nearby buildings. There were actually four hijacked planes. Two went into the Twin Towers. The third one crashed into the pentagon in Washington D.C.. The fourth one crashed into a field in Pennsylvania, the officials tried gaining control of the plane but it didn't work. 2,300 people died that day, including the 19 hijackers.