Here are some awesome time-lapse videos by this guy Henry Jun Wah Lee:
And here is the wicked video of a GLACIER MOVING!!:
That video I found on the Geology News Blog, where you can find a few other awesome glacier time-lapse videos.
And what time-lapse blog entry would be complete without some hot hot volcano action:
For other awesome time-lapse volcano videos check out this USGS website.
Finally, if anyone is out there who understands geology and knows how to animate stuff, if you could make a time-lapse animation of the formation of the grand canyon, I would be much obliged.