11.   Fireworks and laser shows.

12.   Gone were the spectacular fireworks and laser shows.

13.   He also put on a laser show for the opening of a new high-rise in Century City.

14.   In a city where everything changes, the laser shows at the Hayden Planetarium have a reassuring constancy.

15.   Improvements and additions to the rodeo continue each year, including eight instant-replay screens and a laser show in the Freeman Coliseum.

16.   Instead of wooden stands and a corn pone announcer, PBR shows are filled with laser shows, rock music and gouts of flame.

17.   Laser shows developed during the analog era, long before virtual reality, three-dimensional computer games and the Web.

18.   No shimmering laser show.

19.   Now, however, it is the computer wizardry and engineering brainpower behind all those laser shows and thrill rides that the city wants to show off.

20.   Organizations also need pyrotechnics, laser shows and dancers.