Figure 1-1 WTC site map. 1-3

Figure 1-2 Approximate flight paths of aircraft. 1-5

Figure 1-3 WTC impact locations and resulting fireballs. 1-5

Figure 1-4 Areas of aircraft debris impact. 1-6

Figure 1-5 Fireball erupts on the north face of WTC 2. 1-7

Figure 1-6 View of the north and east faces. 1-7

Figure 1-7 Schematic depiction of areas of collapse debris impact. 1-9

Figure 1-8 Seismic recordings at Palisades. 1-11

Figure 1-9A Satellite photograph of the WTC site taken before the attacks. 1-12

Figure 1-9B Satellite photograph of the WTC site taken after the attacks. 1-13