
The submarine USS Hampton (SSN 767) surfaces through the Arctic ice on March 14, 2016.

Sailors and civilians, assigned to Arctic Submarine Lab, clear the ice from the hatch of USS Hampton (SSN 767).

A Cessna Grand Caravan carrying supplies and passengers lands on an ice-runway at Ice Camp Sargo during Ice Exercise (ICEX) 2016 on March 8.

Dr. Joan Gardener, with the Naval Research Laboratory, scans the Arctic ice for a location to conduct research and collect data on March 8.

Ice Camp Sargo, located in the Arctic Circle, serves as the main stage for Ice Exercise (ICEX) 2016 and will house more than 200 participants from four nations over the course of the exercise.

An Air Force C-17 Globemaster III assigned to 29th Airlift Squadron drops an Arctic Sustainment Package as part of training during ICEX 2016.

Fire Control Technician 1st Class David Toone looks for ice that can be melted down and used for potable water during ICEX 2016.

Fire Control Technician 1st Class David Toone, assigned to the Arctic Submarine Laboratory, mines ice that will be melted down and used as drinking water.

Coast Guard Diver 2nd Class Garett Brada performs an ice dive in the Arctic Circle during ICEX 2016.

The aurora borealis appears over Ice Camp Sargo as the sun sets during ICEX 2016.

An Army paratrooper parachutes into the Arctic Circle during ICEX 2016.

Hector Castillo, with Arctic Submarine Lab, works on a field expedition in the Arctic Circle during ICEX 2016.