It seemed they'd built vertical cities, fought, then reached an accommodation.

But for many in the huge vertical city, life went on with routines undisturbed.

At one time, there had been three of the high buildings, literally vertical cities in themselves.

Rediscover the human assets of the world's first vertical city.

New York is a vertical city, made possible by the steel frame and the elevator.

Time Warner will occupy the next highest level in this stacked, vertical city.

"We have a vertical city - you can't just drive up to the house in a driveway and see if the lights are on," he said.

A vertical city with a population of ten thousand, at a guess.

New York is a vertical city, filled with lofty skyscrapers.

Across this vertical city, millions of people rely on elevators every day without complaint.