Fireworks explode over Brandenburg Gate after the dominos fell along the former route of the wall in Berlin on November 9, 2009, as part of the celebrations marking the 20th anniversary of the fall of the Berlin Wall. Some 1,000 giant dominos, many of them decorated by schoolchildren, will be toppled during the official ceremony in Berlin on November 9, 2009, the day of the commemoration of the 20th anniversary of the fall of the wall. Getty Images logo Getty Images 27 months ago

Fireworks explode over Brandenburg Gate after the dominos fell along the former route of the wall in Berlin on November 9, 2009, as part of the celebrations marking the 20th anniversary of the fall of the Berlin Wall. Some 1,000 giant dominos, many of them decorated by schoolchildren, will be toppled during the official ceremony in Berlin on November 9, 2009, the day of the commemoration of the 20th anniversary of the fall of the wall.