Why Are There no Moving Sidewalks in New York City?

Travel Blog  •  Michael Yessis  •  08.12.09 | 12:30 PM ET

It’s not as bizarre of a question as you may think. Paul Collins looks at plans for moving walkways—the “endless-travelling sidewalk,” in the words of one inventor—in New York and other world cities that never came to be. (Via Kottke)