Pancake ice adrift on the Ross Sea.

Pancake ice adrift on the Ross Sea.

Pancake ice adrift on the Ross Sea.

Sunset over the Ross Sea.

Pancake ice adrift on the Ross Sea.

The NATHANIEL B. PALMER moving through pancake ice

Nighttime operation of collecting thin sea ice cores for analysis.

Lyttleton Harbor, New Zealand. Home port for the NATHANIEL B. PALMER

Hanging out on the bridge of the NATHANIEL B. PALMER

Entering Lyttleton Harbor, New Zealand. Home port for the NATHANIEL B. PALMER

Recovering a RDI upward-looking Acoustic Doppler Current Profiler near the Ross Ice Shelf

Recovering a RDI upward-looking Acoustic Doppler Current Profiler near the Ross Ice Shelf

Ice on the super structure of the NATHANIEL B. PALMER

Ice on the super structure of the NATHANIEL B. PALMER

The wake of the NATHANIEL B. PALMER in thin sea ice

Thin rafted sea ice

Deploying the Conductivity/Temperture/Depth (CTD) and rosette water sampler through the baltic room door of the NATHANIEL B. PALMER

The Ross Ice Shelf at the Bay of Whales. This is the southern-most navigable point on the planet and the point where Amundsen started his successful trek to the South Pole. 78 30 S Latitude 164 20W Longitude.

The Ross Ice Shelf at the Bay of Whales. This is the southern-most navigable point on the planet and the point where Amundsen started his successful trek to the South Pole. 78 30 S Latitude 164 20W Longitude.

Sea smoke forming towards open water from first year ice at the Bay of Whales.

A bright view from the bridge and of the NATHANIEL B. PALMER

The Ross Ice Shelf at the Bay of Whales. This is the southern-most navigable point on the planet and the point where Amundsen started his successful trek to the South Pole. 78 30 S Latitude 164 20W Longitude.

Sea smoke over open water along the Ross Ice Shelf at the Bay of Whales. 78 30 S Latitude 164 20 W Longitude.

The Ross Ice Shelf at the Bay of Whales. This is the southern-most navigable point on the planet and the point where Amundsen started his successful trek to the South Pole. 78 30 S Latitude 164 20W Longitude.

The NATHANIEL B. PALMER at port in Lyttleton Harbor, New Zealand.

Lyttleton Harbor, New Zealand. Home port for the NATHANIEL B. PALMER

Statue of Robert Falcon Scott along the Avon River in Christchurch, New Zealand.

The NATHANIEL B. PALMER at port in Lyttleton Harbor, New Zealand.

The NATHANIEL B. PALMER at port in Lyttleton Harbor, New Zealand.

The Wizard speaking in Cathedral Square in Christchurch New Zealand.

The NATHANIEL B. PALMER moving through open sea ice.

The NATHANIEL B. PALMER moving through open sea ice.

The NATHANIEL B. PALMER moving through open sea ice.

Bergy bits

Transantarctic Mountains along the western edge of the Ross Sea. 85 S Latitude 175 W Longitude.

Transantarctic Mountains along the western edge of the Ross Sea. 85 S Latitude 175 W Longitude.

Zodiac operations over the side of the NATHANIEL B. PALMER.

Zodiac operations over the side of the NATHANIEL B. PALMER.

Zodiac operations over the side of the NATHANIEL B. PALMER.

Box coring operations off the fantail of the NATHANIEL B. PALMER.

Box coring operations off the fantail of the NATHANIEL B. PALMER.

Deploying the Conductivity/Temperature/Depth (CTD) and rosette water sampler through the baltic room door of the NATHANIEL B. PALMER.

Preparing equipment for a mooring deployment

Preparing floats for a mooring deployment

Preparing floats for a mooring deployment

Preparing a sediment trap for a mooring deployment

Deploying the trainwheel anchor and acoustic release for a mooring in the Ross Sea

Deploying the trainwheel anchor for a mooring in the Ross Sea.

Emperor penguins on the sea ice

Emperor penguins tobogganing over the snow.