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Summary
This is a featured picture on the English language Wikipedia (Featured pictures) and is considered one of the finest images. See its nomination here.
If you think this file should be featured on Wikimedia Commons as well, feel free to nominate it.
If you have an image of similar quality that can be published under a suitable copyright license, be sure to upload it, tag it, and nominate it.
This work has been released into the public domain by its author, Jon Sullivan (PD Photo.org). This applies worldwide. In some countries this may not be legally possible; if so: Jon Sullivan (PD Photo.org) grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Sullivan has stated: "You may use this image for any purpose, including commercial. As the owner I have explicitly placed it in the public domain. If you do use it, please consider linking back to pdphoto.org. Use it for whatever you want. Use it all. Sell it. Mangle it. Whatever you want. Please. But it would be polite to let me know so I can at least enjoy whatever creative use you're putting it to. This doesn't mean that you can take the material and then copyright it yourself. It’s in the public domain and that’s where I want it to stay."
Attention: not all pictures from pdphoto.org are in public domain! Please check the metadata on the source before applying this license tag.