The Rhine has drawn the shorter ;-) instead of 1320 km it is only 1230 km. Over 50 years it was wrong in our school textbooks. The culprit is probably a number of spin. Everyone has written off any. As earlier in the school! That is no longer in the natural history check required! In any case, the question: "How long is the Rhine?" - 1, 2, 3 and ne 0 can now better remembered ... 
