This is just staggeringly sweet.

The embedded version isn’t in HD, so click the links below the video to see it on Vimeo directly, in all its glory.

Iceland, Eyjafjallajökull – May 1st and 2nd, 2010 from Sean Stiegemeier

As a side-note, Vimeo is full of awesome video things like this. If Youtube is the Ford of web-based video content, Vimeo is the Rolls Royce; higher quality streaming, higher quality content.