4th Dark-Sky European Symposium, Paris, September 24-25, 2004
                                
 Chanac (48)                                                                                                                                          La-Ferté-Alais (91) – Villeneuve-s-A.
   Sault (84)                                                                                                                                               Arpajon (91)
St-Laurent-en-Grandvaux (39)                                                                                                              Paris
Craponne-sur-Arzon (43)                                                                                                                      La-Ferté-Alais (91) – Bouville
   Cabrerets (46)                                                                                                                                       Isle-sur-la-Sorgue (84)
    Rosans (26) – Verclause                                                                                                                      Gordes (84)