World Cities Ring in 2010

Jan. 1: Jen Cantrall, left, Diana Martinez, center and Stacy McCain from Orange County, Calif., rock out to the tribute band 'Fan Halen' during New Year's 2010 Tribute Palooza at the Fremont Street Experience in downtown Las Vegas. (AP)

Jan. 1: Smoke from fireworks lingers over the Las Vegas Strip early Friday morning. Seven casino rooftops lit up the midnight sky to ring in the new year. (AP)

Emme Zheng, of Greensboro, N.C., and others take part in the New Year's Eve festivities in New York's Times Square. (AP)

New York City police officer Quinn keeps an eye on the crowd as New Year's Eve festivities begin on Times Square. (AP)

Thousands of people watch fireworks at Copacabana beach during New Year celebrations in Rio de Janeiro. (AP)

Fireworks explode over Madrid's regional government building in Puerta del Sol square to celebrates the starting of the Spanish European Presidency on New Year's Day. (AP)

Fireworks explode over London Eye in central London during the New Year's celebrations. (AP)

Russians celebrate the New Year on Red Square in Moscow, with the Kremlin and St. Basil's cathedral in background. (AP)

Israelis celebrate the New Year inside a bus in motion in central Tel Aviv, Israel. (AP)

Fireworks light the sky above the Cathedral Square in Vilnius, the Lithuanian capital, shortly after midnight. (AP)

Jan. 1: Fireworks explode above downtown Jakarta's Welcome Monument, in Indonesia. (AP)

Jan. 1: Fireworks light up the skyline of the financial district to usher in the New Year on in Singapore. (AP)

Jan. 1: New Year fireworks light the Taipei cityscape from the tallest occupied building in the world, Taipei 101, in Taipei, Taiwan. (AP)

Jan. 1: People celebrate the New Year at the Imjingak pavilion near the demilitarized zone separating the two Koreas in Paju, about 32 miles north of Seoul. (Reuters)

Jan. 1: Fireworks flash over Sydney Harbor during New Year celebrations. The annual fireworks extravaganza over the city's landmark harbor bridge and opera house are the centerpiece of Australia's celebrations, and generate some of the most striking images from a night of revelry across the globe. (AP)

Dec. 31: Pakistani children write 'Peace and 2010' on the sand as the sun sets at Clifton beach in Karachi, Pakistan. (AP)

Jan. 1: Crowds celebrate as balloons are released to mark the New Year at the Zojoji Temple, in Tokyo, seconds after midnight. (AP)

Jan. 1: Crowds celebrate as balloons are released to mark the New Year at the Zojoji Temple, in Tokyo, seconds after midnight. (AP)

Dec. 31: Filipinos buy round shaped fruits in the belief that it will bring them good fortune as they prepare to ring in the New Year in Manila, Philippines.  (AP)

Dec. 31: An Indonesian police officer stands guard at Kuta beach in Bali. The U.S. Embassy warned Thursday of a possible New Year's Eve terrorist attack. (AP)

Dec. 31: Fireworks flash over Sydney Harbor during New Year's Eve celebrations. The annual fireworks extravaganza over the city's landmark harbor bridge and opera house are the centerpiece of Australia's celebrations, and generate some of the most striking images from a night of revelry across the globe. (AP)

Dec. 31: Zoo owner Manny Tangco, second left, joins a group of children as they blow paper horns to attract the attention of two Bengal tigers separated from them with glass on a pool on New Year's Eve at a zoo in suburban Malabon City, north of Manila, Philippines. The coming year 2010 falls on the Year of the Tiger in the Chinese calendar.  (AP)

Jan. 1: Crowds celebrate as balloons are released to mark the New Year at the Zojoji Temple, in Tokyo, seconds after midnight. (AP)

Jan. 1: Crowds celebrate as balloons are released to mark the New Year at the Zojoji Temple, in Tokyo, seconds after midnight. (AP)

Dec. 31: Filipinos buy round shaped fruits in the belief that it will bring them good fortune as they prepare to ring in the New Year in Manila, Philippines.  (AP)

Dec. 31: An Indonesian police officer stands guard at Kuta beach in Bali. The U.S. Embassy warned Thursday of a possible New Year's Eve terrorist attack. (AP)

Dec. 31: Fireworks flash over Sydney Harbor during New Year's Eve celebrations. The annual fireworks extravaganza over the city's landmark harbor bridge and opera house are the centerpiece of Australia's celebrations, and generate some of the most striking images from a night of revelry across the globe. (AP)

Dec. 31: Zoo owner Manny Tangco, second left, joins a group of children as they blow paper horns to attract the attention of two Bengal tigers separated from them with glass on a pool on New Year's Eve at a zoo in suburban Malabon City, north of Manila, Philippines. The coming year 2010 falls on the Year of the Tiger in the Chinese calendar.  (AP)