This photograph was taken by Luchesar V. ILIEV (in Bulgarian: Лъчезар В. Илиев), and released under the license(s) stated below. Feel free to use it for any purpose as long as you follow the terms of the chosen license—please pay special attention to the moral and privacy ones.
If you use the image outside of the Wikimedia projects, I'll be very happy to hear from you. In any case, hope you enjoy it.
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.