New - the ultimate berlin trails riddle!

See and find out yourself if you really know Berlin.

If you happen to have an excellent knowledge of Berlin (or if you are just good in guessing) than this is your chance of winning!!

Where is this place?

If you know the answer or if you want to give it at least a guess, than let us know!
All you need to do is: enter your name, address, and as message subject: "riddle" and maybe you win a beautiful and unique berlin trails T-Shirt!

The first who gives us the right answer, gets the shirt (sorry but it's only the shirt - not the content) - so hurry and don't miss your chance! Once this riddle is solved - a new one will follow - so even if you don't know this one, there is a chance for you next time!