White variant of the flag of the National Science Foundation Antarctic Program.
<a href="//commons.wikimedia.org/wiki/User:Germenfer" title="User:Germenfer">Germenfer</a>
2021-07-07
<span class="int-own-work" lang="en">Own work</span>, as seen here:  <a href="//commons.wikimedia.org/wiki/File:SouthPoleStationDestinationAlpha.jpg" class="image"><img alt="SouthPoleStationDestinationAlpha.jpg" src="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/SouthPoleStationDestinationAlpha.jpg/100px-SouthPoleStationDestinationAlpha.jpg" decoding="async" width="100" height="67" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/SouthPoleStationDestinationAlpha.jpg/150px-SouthPoleStationDestinationAlpha.jpg 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/SouthPoleStationDestinationAlpha.jpg/200px-SouthPoleStationDestinationAlpha.jpg 2x" data-file-width="4483" data-file-height="2989"></a>.