"""
There are currently 14 EuroVelo routes, forming the European cycle route network.
"""
Par exemple la route 6, qui part de Nantes, passe par:
   France
   Switzerland
   Germany
   Austria
   Slovakia
   Hungary
   Croatia
   Serbia
   Romania
   Bulgaria

via http://carfree.fr/index.php/2013/07/26/eurovelo-leurope-a-velo/
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