This is a file from the Wikimedia Commons and may be used by other projects. Information from its description page there is shown below. Commons is a freely licensed media file repository.
Summary
DescriptionCitylights.jpg
English: City Lights Bookstore, San Francisco, CA.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
This image was originally posted to Flickr by debaird™ at https://www.flickr.com/photos/48889107219@N01/1644749265. It was reviewed on 2012-11-05 19:53:59 by FlickreviewR, who found it to be licensed under the terms of the cc-by-sa-2.0, which is compatible with the Commons. It is, however, not the same license as specified on upload, which was the cc-by-sa-2.5, and it is unknown whether that license ever was valid.
Original upload log
This file was imported from Wikivoyage WTS.
The original description page was here. All following user names refer to wts.wikivoyage.