Magnus posted in the Fourtheye forum a list of five Youtube videos from a previously unreleased (at least I haven’t seen it!) documentary with Danny Carey.  Danny talks about a range of topics from his influences, to gear and touring.  There’s also plenty of soundcheck footage included as well some cool live footage.  Here’s part 1:

Danny Carey Documentary

And here’s the rest:

Part 2

Part 3

Part 4

There’s also a similar video (but shorter) with Adam Jones: