Photo credits
Photographs on this site that we did not take ourselves are freely licensed images from Wikimedia Commons. Every one is listed below with its author, its licence and a link back to the original.
Licences
The images above are used under Creative Commons licences (CC0, CC BY and CC BY-SA) or are in the public domain. CC BY and CC BY-SA require that the author is credited and the licence named, which is what this page is for. CC BY-SA additionally requires that modified versions are shared under the same licence — the crops used on this site are available under the same terms as their originals.
We crop and resize the originals to fit the layout. We do not alter their content.
If you are the author of an image here and would like it removed or the credit corrected, write to us and we will act on it the same day.