Wine Bottle Garden Borders: Pounding wine bottles into the ground as a garden boarder, pathway liner or edger is a great way to use old bottles. They’re durable, and look unique. See some inspiration here: Creative Reuse: Wine Bottle Borders.
Wine Cork Trivet: The Spanish design company Ciclus recycles waste products into things of beauty. Their Wine Cork Trivet begins as an aluminum tray that you fill with your old wine corks to create a hot plate or trivet.
Homemade Wine Rack: This just requires spray paint, some very large empty cans, test before constructing, and some superglue.