I recently came across this live streaming web cam of the Eyjafjallajökull volcano in Iceland.

Eyjafjallajökull volcano eruption live stream. (seems to be down for maintenance)
Eyjafjallajökull seen from Hvolsvelli (working)
Eyjafjallajökull seen from Valahnúk (working)

Related post:
Volcano erupts in Iceland

Sorry for misspelling the glacier in the last post, my Icelandic is a bit rusty.