Cordée au Dôme de Miage (3670m)                                                                                                       Souvent, les oiseaux volent en V. Mais eux, non...                                                                                                                       Muraille de glace. Brrr...                                                                                                                                                                           Panorama à 180° du glacier d'Otemma, Valais Suisse (3100m)                                                                                                                                                                             Traces.                                                                                                              Mauvais présage : les cirrus annoncent le mauvais temps en montagne. A 3500m, attention!                                                                            5h45 : spectacle flamboyant sur un sérac démesuré                                                                                                             Haute montagne                                                                                  Aubes et crépuscules