Sigur Ros tend to match their beautiful, surreal compositions with equally stunning videos. The Icelandic dream weavers’ visual treatments for songs like “Glosoli” and “Hoppipola” rank, at least personally, among some of the best videos produced in recent years. The band’s latest for “Ég Anda,” a track off their new album Valtari, takes on a far more experimental tone. Directed by Ragnar Kjartansson as the first of a 12-part “mystery film experiment,” the video is an odd, disturbing, but ultimately educational primer on how to save a choking victim. Check out the strangeness above.