60,000 fireworks will light up the sky over NYC. Here’s how the year’s biggest fireworks show was made

The largest fireworks show of the year will ignite from barges on New York City’s Hudson River.

The problem with staging the biggest Fourth of July fireworks show in the country? You’re essentially in a perpetual small arms race with yourself. At the Macy’s 4th of July Fireworks show in New York City, the metropolitan canvas is the same every year. You’re working with old tech, given that fireworks were developed in China around AD 800. You only have so much space on your barges. And, well...