Inside were people who know the fireworks business, people who have spent decades learning it.
These 154 booths make up Boom City on the Tulalip Tribes reservation.
"These few weeks a year it really does become its own city," said Mike Dunn, who has sold fireworks at the Marysville-area reservation for more than 30 years.
"There's this thing going around, the illegals, which that's anywhere from things that go in the sky and blow up. Everything here is 'safe and sane' not insane," says fireworks vendor, Izzy England. He and his family sell their merchandise on the Quechan reservation.