Looking to the southwest - down Cook Inlet

Hydrographic signal-building party on Fire Island - 9 miles southwest Anchorage Latitude 61 09 N; Longitude 150 12 W

Tide staffs at Fire Island - note series of three staffs allowing leveling at all stages of 30 foot tide. Latitude 61 09 N; Longitude 150 12 W

Resurrection Bay - in the vicinity of Turnagain Arm Latitude 61 06 N; Longitude 150 12 W

Resurrection Bay - in the vicinity of Turnagain Arm Latitude 61 06 N; Longitude 150 12 W

A glacier near Seward

A view of Seward -- Latitude 60 06.5N; Longitude 149 26.5 W

A view of Seward -- Latitude 60 06.5N; Longitude 149 26.5 W

Reading the reversing thermometers after a Nansen cast Used to compute velocity of sound in seawater

Army installations at Dutch Harbor

Lieutenant Commander Harley Nygren On the EXPLORER.

The EXPLORER at Dutch Harbor

The EXPLORER at Dutch Harbor

Lieutenant Commander Harley Nygren On the EXPLORER.

Lieutenant Commander Harley Nygren turning angles on the Alaska Peninsula It looks like a chilly September day.

Pavlof Volcano on the Alaska Peninsula

Passing through Unimak Pass and headed south on a brisk September day. On the EXPLORER.

Shishaldin Volcano on the left - an Aleutian stratovolcano

Shishaldin Volcano

Gambell - the largest city on St. Lawrence Island

Dr. Richard Fleming on the bow of the Bureau of Commercial Fisheries Ship BROWN BEAR.

Hauling a dead walrus onto the Bureau of Commercial Fisheries Ship BROWN BEAR.

Lieutenant Commander Harley Nygren on the "hero platform." Taking a Nansen cast to determine water temperatures and density.

Cape Lisburne from the bridgewing of the Bureau of Commercial Fisheries Ship BROWN BEAR.

A Bering Sea sunset from the Bureau of Commercial Fisheries Ship BROWN BEAR.

The Bering Sea kicking up a little bit. On the Bureau of Commercial Fisheries Ship BROWN BEAR.

Cape York from at sea.

A drift buoy with radar reflector for studying surface currents.

A rolly day on the BROWN BEAR.

The shore at Point Hope

Huskies and whale bones at Point Hope

Deploying a Van Vehn grab sampler from the Bureau of Commercial Fisheries Ship BROWN BEAR.

The bow of the Bureau of Commercial Fisheries Ship BROWN BEAR.

The edge of the pack ice.

The edge of the pack ice.

The harbor at Montevideo

The harbor at Port Stanley The beginning point of HMRS SHACKLETON Antarctic cruise

A view of the harbor The beginning point of HMRS SHACKLETON Antarctic cruise

Cruising in Lemaire Channel. 65 05 S Latitude 64 00 W Longitude.

Cruising in Lemaire Channel. 65 05 S Latitude 64 00 W Longitude.

Cruising in Lemaire Channel. 65 05 S Latitude 64 00 W Longitude.

Cruising in Lemaire Channel. 65 05 S Latitude 64 00 W Longitude.

Cruising in Lemaire Channel. 65 05 S Latitude 64 00 W Longitude.

The north shore of Peltier Channel. 64 52 S Latitude 63 32 W Longitude.

Ice in Peltier Channel - large white ice berg is 50 to 100 feet high. 64 52 S Latitude 63 32 W Longitude.

The first iceberg seen during the expedition

Passing an iceberg on a gray day

Mountain peak illuminated by midnight sun at Port Lockroy. 64 50 S Latitude 63 30 W Longitude.

The abandoned base at Port Lockroy. The SHACKLETON came here to remove equipment. 64 50 S Latitude 63 30 W Longitude.

Boat from the SHACKLETON making its way through the ice at Port Lockroy. 64 50 S Latitude 63 30 W Longitude.