America's Independence Day celebrations

The celebrations of the 239th anniversary of the United States' declaration of independence from England culminated in firework displays across the country.
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Fireworks explode over the National Mall to mark the United States' Independence Day July 4, 2015 in Washington, DC. The pyrotechnic display celebrated the 239th anniversary of the United States' declaration of independence from England. (Getty Images)
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Fireworks explode over the National Mall to mark the United States' Independence Day July 4, 2015 in Washington, DC. The pyrotechnic display celebrated the 239th anniversary of the United States' declaration of independence from England. (Getty Images)
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The Macy's 4th of July Fireworks explode along the East River from the One World Trade Center Observatory on July 4, 2015 in New York City. (Getty Images)
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The Macy's 4th of July Fireworks explode along the East River from the One World Trade Center Observatory on July 4, 2015 in New York City. (Getty Images)
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People watch Macy's Fourth of July Fireworks from Brooklyn Bridge Park on July 4, 2015 in the Brooklyn borough of New York City. The celebrations mark the nation's 239th Independence Day. (Getty Images)
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People watch Macy's Fourth of July Fireworks from Brooklyn Bridge Park on July 4, 2015 in the Brooklyn borough of New York City. The celebrations mark the nation's 239th Independence Day. (Getty Images)
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People gather to watch the Macy's Fourth of July Fireworks from Brooklyn Bridge Park, in Brooklyn, New York, on July 4, 2015. (Getty Images)