At least one person attempted their own fireworks show. This is not only dangerous but illegal with offenders facing possible fines or even jail time.
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Luckily, fog stayed away and spectators got a crystal clear view of the fireworks sky show.
"It was really amazing and clear, what a show," said Brandi visiting from Birmingham, Alabama.
FULL SHOW: San Francisco fireworks show glows above the Bay
VIDEO: Fireworks fight through fog for fabulous 4th of July in Bay Area
The fireworks launched promptly at 9:30 p.m. from two barges anchored off Pier 39 and Aquatic Park.
Traffic on The Embarcadero was jammed for several hours before the show, as spectators searched for parking.
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"Wow, we've been circling for one hour," said one driver.
Some started celebrating early, lighting their own illegal fireworks near crowds. No one was injured.
A total of about 10,000 fireworks burst into the sky over San Francisco.
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