They're not silent films in the classic cinematic history sense, but they're completely free of dialogue and fascinating to watch as dives into the richness of our human world: "Baraka" and The Qatsi Trilogy of three films (with superb music by Philip Glass to boot.

For Baraka at least, Roger Ebert summed it up nicely: "If man sends another Voyager to the distant stars and it can carry only one film on board, that film might be Baraka."