For 40 years, the photographer Sebastião Salgado has been traveling through the continents, in the footsteps of an ever-changing humanity. He is now embarking on the discovery of pristine territories, of wild fauna and flora, and of grandiose landscapes as part of a huge photographic project which is a tribute to the planet’s beauty. From France, directed by Juliano Ribeiro Salgado and Wim Wenders. Rated PG-13.