A ring buoy sits at the ready as the crew of the Coast Guard Cutter Polar Star conducts icebreaking operations off the coast of Antarctica, Jan. 16, 2017. Homeported in Seattle, the Polar Star is the Coast Guard’s only operational heavy icebreaker. ( Coast Guard photo by Chief Petty Officer David Mosley)

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Size: 2400px × 1602px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 2017, antarctica, coast, deep, freeze, guard, icebreaker, icebreaking, operation, polar, star