1.   But the braces also appear to exert pressure outside, as if the tower were using its neighbors for resistance in an isometric exercise.

2.   It means arriving at the airport two hours earlier than before, looking at tall buildings with apprehension and seeing daylight where towers used to be.

3.   It means the gigantism of Soviet monuments like the one of Mother Russia that towers over what used to be called Stalingrad.

4.   Our craft motored back past the Verrazano, the twinkling lights of Lower Manhattan and the yawning emptiness where the twin towers used to be.

5.   The World Trade Center towers used to be directly behind.

6.   The potential risk comes from radar towers used by cell phone companies to draw in signal patterns.