STATEN ISLAND, N.Y. (PIX11) — As the Fourth of July festivities start, Macy’s has started working on pulling off its most explosive fireworks show yet.

For its 46th annual 4th of July Fireworks, Macy’s will launch from five barges on the East River centered around Midtown Manhattan. In preparation for the big event, organizers are hard at work in Staten Island.

Gary Souza, the show designer, talked about the intricate components of the upcoming show.

Watch the video player above for the full interview.