Do the impossible. A couple of decades ago there was a small, quick stream with interesting cataracts. Today, the standing wave at the Eisbach, Munich is world famous for surfing! Surfing, 100s of kilometers away from the seaside. Who would have thought! Back in the early 1970s someone saw an opportunity and went for it. The rest is history. What do you always think of doing, but shy away because no one else is doing it? If you'd let your inner child run free and do something today you never dared before, what would it be?