MULTIMEDIA World leaders joined thousands of Berliners marking the 20th anniversary of the fall of the Berlin Wall.
Giant dominoes, placed along the former border between East and West Germany in front of the Brandenburg Gate, tumble in a symbolic ceremony to commemorate the fall of the Berlin Wall.
Former Polish leader Lech Walesa poses in front of a domino stone.
Giant painted styrofoam dominoes are pictured in front of the Brandenburg Gate.
Former Soviet leader Mikhail Gorbachev, German Chancellor Angela Merkel and former Polish President Lech Walesa hold a black and white picture showing cars and people at the border crossing after the Fall of the Berlin Wall.
Russian President Dmitry Medvedev, Italian Prime Minister Silvio Berlusconi and British Prime Minister Gordon Brown attend a reception at the presidential residence of Bellevue Castle.
The 20th anniversary of the fall of the Berlin Wall is celebrated with a parade of East German made Trabant cars near the German embassy in The Hague, The Netherlands.
Angela Merkel, German Chancellor, greets Hillary Clinton, US Secretary of State, at the Chancellery.
Giant brightly coloured dominoes placed along a stretch of the Berln Wall's original path, near the Brandenburg Gate in Berlin. The dominoes will be toppled later on Monday as a symbol of the dramatic events of 1989.
Visitors place roses in the cracks of a still-existing section of the Berlin Wall at the Bernauer Strasse memorial.
A visitor takes a photograph over the edge of a still-existing section of the Berlin Wall into the so-called 'death strip', where East German border guards had the order to shoot anyone attempting to flee into West Berlin.
Chancellor Angela Merkel, the first leader of reunited Germany to grow up in the communist east, started the day with President Horst Köhler and other political leaders at a prayer service at a former East Berlin church that was a rallying point for opposition activists in 1989.
German Chancellor Angela Merkel with US Secretary of State Hillary Clinton. Mrs Merkel and Horst Köhler, the German president, will welcome representatives from the European Union's 26 other members states, EU institutions, the US and Russia to Berlin's celebrations.
A rose is placed at a memorial for the victims that died at the Berlin Wall.
Miniature replicas of the Berlin Wall are displayed at the Brandenburg Gate.
A re-creation of the Berlin Wall made from ice blocks is unveiled near the German Embassy in London.
