Great Nunatak in bullseye surrounded by Columbia Bay on north (top) and west (left) sides. Terminus of Columbia Glacier has retreated north of Great Nunatak, whereas it was south of it in mid-century 1900s.
Copernicus Sentinel-2, ESA
<a href="//commons.wikimedia.org/wiki/File:Columbia_Glacier_(Alaska)_by_Sentinel-2.jpg" title="File:Columbia Glacier (Alaska) by Sentinel-2.jpg">File:Columbia Glacier (Alaska) by Sentinel-2.jpg</a>