9/11

First lane hits world trade center

Sep 11, 2001

First plane hits world trade center at 8:46 AM

Second plane hits world trade center

Sep 11, 2001

Second plane hits world trade center at 9:03 AM

South tower collapses

Sep 11, 2001

South tower collapses at 9:59 AM

North tower collapses

Sep 11, 2001

North tower collapses at 10:28 AM

9/11 attack and recovery

Period: Sep 11, 2001 to May 30, 2002

last survivor found

Sep 14, 2001

last survivor found three days after attack

Debris removal

Oct 13, 2001

An acess road opens for debirs removal

Ramp complete

Mar 1, 2002

A construction ramp is completed

Recovering remains

May 8, 2002

The recovering of remains begins at ground zero

cutting down last column

May 28, 2002

The cutting down last column at ground zero

Last coulmn service

May 30, 2002

A memorial service was heald at ground zero for the removal of the last column