Geohashing:Copyrights
From Geohashing
You agree that everything you create or edit here is released under the GNU Free Documentation License 1.3: text, code, and images all included.
Some of the images here are cropped from xkcd comics, particularly those used for many of the achievements; they, like the source comic (with nearly no exceptions) are licensed Creative Commons Attribution-NonCommercial 2.5. Other images merely mimic Randall's style (such as the wiki logo) and are subject only to the FDL license.