If you drink wine and the bottles are sealed with cork consider the following:

TerraCycle is saving millions of corks from going into landfills. We are recruiting wine enthusiasts, restaurants, bars, tasting rooms and wineries to keep used corks out of the waste stream. As an eco-friendly innovator, TerraCycle upcycles used corks – both natural and synthetic – into cool products are available nationally at major retailers.
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Sending in corks for the Cork Brigade is easy:
You can send your corks to TerraCycle in a variety of ways: Make sure you write “Cork Brigade” on the container in big letters to help us sort the packages!