You can start with beautiful, almost mesmerizing pictures of freezing of bubble walls in Angela Kelly’s photo set at Flickr.
Here’s a pretty nice video of freezing of soap bubbles at an ambient temperature of -33 degrees Celsius. [You might want to try some of the links in that post as well — this one, for example, explains some curious features in a a drop of water after it freezes.)
In an earlier post, we saw boiling and freezing in the same experiment, in which the stuff which did the boiling and that which did the freezing were different. This video is from an experiment in which water does the boiling and freezing — all within a minute and a half!