An image uploaded to<a href="https://en.wikipedia.org/wiki/Sun_Yat-sen_Mausoleum" class="extiw" title="en:Sun Yat-sen Mausoleum">en:Sun Yat-sen Mausoleum</a> by wiki user Ccchiang, who has put it under public domain.
wikipedia user Ccchiang
<a href="//commons.wikimedia.org/wiki/File:Zhongshan12.jpg" title="File:Zhongshan12.jpg">File:Zhongshan12.jpg</a> / <a rel="nofollow" class="external free" href="https://www.flickr.com/photos/32687447@N07/3604089782/">https://www.flickr.com/photos/32687447@N07/3604089782/</a>