Spectators watch a fireworks display on the east side of Manhattan borough, as part of Independence Day festivities in New York.

With the New York City skyline in the background fireworks explode during an Independence Day show over the East River in New York.

With the New York City skyline in the background, fireworks explode during an Independence Day show over the East River in New York.

Fireworks explode over Lincoln Memorial, Washington Monument and U.S. Capitol along the National Mall in Washington during the Fourth of July celebration.

A brig with scarlet sails floats on the Neva River during the Scarlet Sails festivities marking school graduation in St. Petersburg, Russia. This week graduation ceremonies and cel...

Fireworks explode over the Kremlin during celebrations marking 73 years since the end of WWII and the defeat of Nazi Germany, in Moscow.

Fireworks explode over the Kremlin during celebrations marking 73 years since the end of WWII and the defeat of Nazi Germany, in Moscow, Russia.

Fireworks are set off during celebrations for Israel's 70th Independence Day, at Rabin square in Tel Aviv, Israel.

Fireworks light up at Carrara Stadium during the closing ceremony of the 2018 Commonwealth Games on the Gold Coast, Australia.

Relatives and locals outside the house of a Bawana fire victim in New Delhi.

Police personnel stand guard outside the fire-crackers factory, where 17 persons died in a massive blaze at Bawana, in New Delhi.

Forensic experts leave after collecting samples from the fire-crackers factory, where 17 persons died in a massive blaze at Bawana, in New Delhi.

Grief-stricken relatives of Bawana fire victims outside a hospital in New Delhi.

Lt Governor Anil Baijal interacts with the grief-stricken relatives of Bawana fire victims outside a hospital in New Delhi. 17 persons died in a massive blaze at a fire-crackers fa...

People crowd outside the fire-crackers factory, where 17 persons died in a massive blaze at Bawana, in New Delhi.

Police personnel stand guard outside the fire-crackers factory, where 17 persons died in a massive blaze at Bawana, in New Delhi.

Fire fighters and media outside the two-storey cracker factory which caught fire in north Delhi's Bawana Industrial Area.

Fire fighters and media outside the two-storey cracker factory which caught fire in north Delhi's Bawana Industrial Area. At least 17 people have died in the fire.

People look on as fireworks explode over Montreal's old port during New Years Eve celebrations in Montreal.

Fireworks explode over the Jacques Cartier bridge during New Years Eve celebrations in Montreal.