WTC7 seems to be a classic controlled demolition. WTC 1 &2 destruction appears to have been enhanced by thermate (a variation of thermite) in addition.
Pentagon was not struck by a passenger aircraft. It was a drone or missle.
The Pentagon Papers of Our Time?: "On public radio this week, Walter Pincus, the senior national security reporter for The Washington Post, posed the question: if the statements in the various Downing Street memos are to be dismissed as 'old' news--"