This image is not public domain.
Please respect the copyright protection. It may only be used according to the rules mentioned here. This specifically excludes use in social media, if applicable terms of the licenses listed here not appropriate. (See for example CC BY-SA on Facebook.)
Of course, a free license is no carte blanche for use. Especially there restrictions not based on the License, for example to the personality rights of the author. This is especially true for the required attribution and the use of the image. It is expressly not allowed to give the impression through the use of the image, that the author supports the work, in which the image is used, or whose rights holders in any way.

Please do not upload a modified image here without consultation with the author.
The author would like to make possible minor modifications only at his own source. (The source is usually a RAW file. Processing of the JPEG file means a loss of quality.) This ensures that the changes and the quality are preserved.
Please if you think that any changes should be required, please contact the author.
Otherwise you can upload a new image with a new name. Please use one of the templates derivative or extract. Please enter your name too, if you upload a derivative or a detail, because you're in charge of the changes.
Please do not rename this file. The name is part of the attribution. In the case of misstatements, the author is pleased to provide information.