After reading Tom Bissell's appreciation of the films of Werner Herzog in the December Harper's , I decided to use the wonders of Netflix to catch up with Herzog's documentaries, because though I revere many of his feature films, of the documentaries I had only seen Grizzly Man and My Best Fiend: Klaus Kinski . Now I have added The White Diamond to that list. It is an astounding film, strange and powerful, filled with rich imagery and immense, subtle depths of emotion and philosophy. It presents many of Herzog's favorite themes and character types, making it feel like a cousin to Aguirre and Fitzcarraldo , but it is a gentler film, more hopeful and less corruscating in tone, but no less powerful in its portrayal of obsession, vision, and nature. The White Diamond tells the story of Dr. Graham Dorrington , a British aerospace engineer who created an airship to fly over the canopy of the rainforest in Guyana -- rainforest canopies have been mostly unexplored terr...