On the Amade site there is one small photo and a mention of the trip to Niger. The link is:
Home*-*AMADE Mondiale
At this site there is a beautiful photo of Princess Caroline with a child - I don't know if the photo is new or not. If it is she has gotten her hair cut again.
A.M.A.D.E. Mondiale - Annuaire de Monaco
(scroll down to see the photo)
Hope it's okay to post links?