By the Numbers: Macy's Fourth of July Fireworks
56,000 pyrotechnic effects will be used.
50 pyrotechnicians will work on the show.
This will be the largest display since the July 2000 spectacular.
The fireworks come from 9 countries, including the United States.
The display will change colors 17 times.
Shells weighing as much as 35 lbs will be launched.
Source: NBC New YorkCredit: Cynthia Andrews