underneath the world cup’s feet

The excitement, if you can call it that, of the World Cup pretty much passes me by. But, in the spirit of World-Cup-Ness, I bring you Berliner Unterwelten E.V. – the site of a group of people dedicated to exploring hidden bunkers and other stuff underground in Germany.

Ever wondered what’s underneath the Berlin Olympic Stadium or wanted to know about the pneumatic message delivery system (air forcing tubes with messages in them from point A to point B)? Just click your way there…

(spotted in an article by BBC News Online)