The Coast Guard Cutter Polar Star (WAGB-10) and crew create a navigable channel through the frozen Ross Sea off of Antarctica, Jan. 16, 2017. The 399-foot icebreaker is the Coast Guard’s only operational heavy icebreaker capable of conducting Antarctic icebreaking operations.

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Size: 1731px × 1155px
Photo credit: © Chuck Little / Alamy / Afripics
License: Licensed
Model Released: No

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