"Bierpinsel", Berlin
http://en.wikipedia.org/wiki/Bierpinsel
"Konzerthaus", Berlin
Oberbaum Bridge, Berlin, at sunset
http://en.wikipedia.org/wiki/Oberbaum_Bridge
The Berlin Wall was here!
"Schwerbelastungskörper" - a failed Nazi construction project in Berlin
The Nazis (actually, some of the Nazis' French prisoners) built this huge concrete cylinder to test whether the area's sandy ground would be able to withstand an even larger 'triumphal arch'. It turns out that it wouldn't. http://en.wikipedia.org/wiki/Schwerbelastungsk%C3%B6rper