This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
Summary
DescriptionRemains of the Sunnyside Mill at the Ghost Town of Eureka, Colorado.jpg
English: Once one of the biggest mines and mills in Colorado, today, the only remains of the Sunnyside Mill are the concrete foundations along with scattered pieces here and there. Photo taken in July 2020.
Date
Source
Own work
Author
D&RG Railfan
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution 3.0 Unported license.
You are free:
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.
https://creativecommons.org/licenses/by/3.0CC BY 3.0 Creative Commons Attribution 3.0 truetrue
Captions
Remains of the Sunnyside Mill at the Ghost Town of Eureka, Colorado in July 2020