US Navy 090321-N-8273J-254 Crewmembers of the Los Angeles-class submarine USS Annapolis (SSN 760) man the bridge watch after breaking through the ice during Ice Exercise (ICEX 2009) in the Arctic Ocean
Autor: U.S. Navy photo by Mass Communication Specialist 1st Class Tiffini M. JonesLink de atribuição: commons.wikimedia.org