Independence Day (United States)

A fan of fireworks light up a lake in Bullard, Texas to celebrate
Independence day on Monday, July 4, 2011. The U.S. celebrated
the 235th anniversary of the signing of the Declaration of Independence.

People set off fireworks on July 4, 2011 in Washington.

People set off fireworks on July 4, 2011 in Washington.

The U.S. flag is silhouetted against the fireworks display on Monday,
July 4, 2011 in Staunton, Va.

People watch the fireworks display on the banks of Lake Tams on Monday, July 4. 2011. America's Birthday Celebration at Gypsy Hill Park in Staunton, Va., was capped off
with a fireworks show.

Spectators watch the annual Independence Day fireworks over the Hudson River,
Monday, July 4, 2011, in New York.

A view of fireworks above the Washington Memorial and Memorial Bridge on the National Mall in Washington, D.C., from along the shore of the Potomac River July 4, 2011
in Arlington, Virginia.

A view of fireworks above the Lincoln Memorial, Washington Memorial and Memorial Bridge
on the National Mall in Washington, D.C.

The July 4th celebratory fireworks are seen exploding in air over San Francisco Bay with San Francisco in the background, July 4, 2011.