Use them to water your plants, of course. How about this, from CBS’ Early Show via Lifehacker? And my favorite part? William Moss (the fellow who isn’t Harry Smith) says this is actually more work for the gardener -- who has to empty the wine bottles. The bit about the wine bottles is toward the end, the final 40 seconds or so. It's actually pretty clever.
On Monday, a report from the DrinkLocalWine.com conference, and I think we’re even going to have video.