Hiking to the Obiou

I went on a really cool hike with Rachel, who has been working with me for the past year.  We got a late start and headed south to the Obiou, in a stunningly beautiful area in the Trieves (just South of Grenoble) .  I had happened to find a guide book for the area while milling about Vieux Campeur, and decided that a hike was in order.  The peak was shrouded in clouds for most of our hike, but we made it to our objective: a cave with a huge pillar of ice: