- "Reichstag", Berlin
The German Parliament building from 1894-1933, and again since 1999. http://en.wikipedia.org/wiki/Reichstag_%28building%29 - The mysterious bent trees of Gryfino, Poland (just across the border from Germany)
Noone's sure exactly how these trees ended up this way: http://www.atlasobscura.com/places/gryfino-forest - "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