The final ones set to ring in the new year will also be in the Pacific , specifically on the U.S. Midway Islands and American Samoa . Crowds erupted in cheers , screams and hugs as the giant flag drops . From London to Paris , the world celebrates in 2012 . Fireworks light up the sky over London 's River Thames .
Crowds erupted in cheers , screams and hugs as the giant flag drops . From London to Paris , the world celebrates in 2012 . Fireworks light up the sky over London 's River Thames .