More than a million visitors from Germany and abroad are expected to descend on Berlin over the weekend, tourism group Visit Berlin said.Many people have gathered at historic points along the Wall since Friday, watching video images of the "we are the people!" protests in 1989, admiring the balloon art installation or posing for photos in front of remnants of theWall.Others paused to read information boards about the grim reality of life during Berlin's 28-year division. At Potsdamer Platz, once spliced in two by the detested Berlin Wall, student Florian Baschin, born the year after Germany's reunification on October 3, 1990, said imagining life behind a closed border was an "oppressive feeling".