Les Habitants des Flammes de Pierre

"Les Habitants des Flammes de Pierre" is the making-of documentary for the film "The Pillar of Solitude," which recounts Walter Bonatti's historic 1955 ascent of the southwest pillar of the Drus (the Bonatti Pillar) in the Mont Blanc massif, an 800-meter-high vertical face, climbed solo in six days, despite having only…