The most advanced water-jet technologies are demonstrated in these two large projects: a spectacular map of the world interpreted in dozens of different marbles at the as-yet-unopened Denver airport, and a luxurious stone lobby floor, a series of interlocked medallions ranging up with a very-high-pressure abrasive slurry waterjet device have come down while the sophistication of its computerized-control technology has increased. Creative Edge Corporation, Fairfield, Iowa.■