It's a dull and oddly morose subject for a movie.

The whole island seems to be in transition - huge developments threaten to deface the natural grandeur of the place - and this documentary may yet come to represent a vital memorial.

The elegantly composed shots of the island's broodingly lonesome wide spaces offer clues as to the group's widescreen post-rock sound. Indeed, their music comes to seem site-specific, as environmentally immersed as the landscape art of Richard Long.

Reverberates a sense not only of Iceland's people, places and history but a sense of natural intimacy and intimacy with nature. Capping it all is the band's best-ever, 'Popplagi,' a stunning 12 minutes that DeBlois matches with a shiver-inducing sequence