 | Crowds gather in front of the fountains at Bellagio Hotel and Casino in Las Vegas on Friday, Dec. 31, 1999. The Strip was closed to traffic as revelers welcomed in the new millennium. click to open  |
 | A few pedestrians walk the deserted streets of Argentina's capital Buenos Aires, Saturday, Jan. 1, 2000, after a long night of celebrations welcoming the new millennium. A obelisk is in the center. click to open  |
 | Fireworks mark the start of the new year near the Royal Palace in central Brussels, January 1. Thousands of people gathered at the palace to celebrate the beginning of the new millennium. click to open  |
 | Welcoming Year 2000: Fireworks explode over the River Thames in front of the Palace of Westminster shortly after midnight as the new Millennium was welcomed in Saturday January 1, 2000, in central London. The River Thames provided the focal point for the millennium celebrations with millions of people watching from the river banks. click to open  |
 | Welcoming Year 2000: click to open  |
 | Welcoming Year 2000: Yugoslav flag waves as fireworks illuminates sky over Yugoslav Federal parliament, early Saturday, January 1 2000 at the begining of new millennium. (AP) click to open  |
 | Fireworks illuminate the sky over the Yugoslav Federal parliament, early Saturday, January 1 2000 at the beginning of new millennium. click to open  |
 | Fireworks explode over the temple of the Parthenon during celebrations to welcome the new millennium in Athens, January 1. The hill of Acropolis was the center of a light and sound show organized by German director Gert Hof with thousands of lights and fireworks engulfing the holy rock. click to open  |
 | A Chinese woman prays to the first sun of the new year as it risesbehind the Pudong New Development Area, the financial district of the city, Saturday Jan. 1, 2000, in Shanghai. The Chinese celebrated the new year although the Chinese New Year will start next February according to their lunar calendar. click to open  |
 | Fireworks illuminate Tower Bridge on the River Thames in London, Saturday, January 1, 2000, as part of celebrations for the New Millennium. click to open  |