Wellwishers wait to catch a glimpse of German Chancellor Angela Merkel, former Soviet leader Mikhail Gorbachev and ex-Polish president Lech Walesa crossing the 'Boesebruecke' bridge at Bornholmer Strasse in Berlin during a ceremony marking the opening of the Berlin wall on November 9, 2009 as Germany celebrates the 20th anniversary of the fall of the Berlin Wall. Merkel and Gorbachev joined ex-Polish president Lech Walesa and former dissidents to pass through what used to be Bornholmer Strasse crossing onto the Boesebruecke iron bridge. Getty Images logo Getty Images 27 months ago

Wellwishers wait to catch a glimpse of German Chancellor Angela Merkel, former Soviet leader Mikhail Gorbachev and ex-Polish president Lech Walesa crossing the 'Boesebruecke' bridge at Bornholmer Strasse in Berlin during a ceremony marking the opening of the Berlin wall on November 9, 2009 as Germany celebrates the 20th anniversary of the fall of the Berlin Wall. Merkel and Gorbachev joined ex-Polish president Lech Walesa and former dissidents to pass through what used to be Bornholmer Strasse crossing onto the Boesebruecke iron bridge.