Offtopic: World's Last Tribes
Excerpt from link above:
Photographer Jimmy Nelson spent decades travelling the globe, meeting some of humanity's remotest communities.
He hopes to foster pride and respect for indigenous cultures with never-seen-before images.
But the intimate pictures of their lives also serve as a stark warning of the fragility of their existence.
Nelson said: "If we let the cultural identity of the indigenous people disappear now, it will be lost forever.