Ralph Pace / Tourists and calving glacier, South Sawyer Glacier, Alaska

Matthias Breiter / South Sawyer Glacier and bay full of bergy bits, Tracy Arm-Fords Terror Wilderness, Tongass National Forest, Alaska

Matthias Breiter / Harbor Seal (Phoca vitulina) on ice floe, Sawyer Glacier, Alaska

Matthias Breiter / Glacial ice calving into the water, Sawyer Glacier, Tracy Arm Fjord, Alaska

Matthias Breiter / Sawyer Glacier, Tracy Arm Fjord, Alaska

Matthias Breiter / Sawyer Glacier, Tracy Arm Fjord, Alaska

Larry Michael / Front edge of Sawyer Glacier, Tracey Arm, South East Alaska, USA

Larry Michael / Harbour / Common seals (Phoca vitulina) hauled out on brash ice below Sawyer Glacier, Tracy Arm, South East Alaska, USA

Larry Michael / Tourist boat passing beneath face of Sawyer Glacier, Tracey Arm, South East Alaska, USA

Paul Souders/ Worldfoto / Meltwater stream on glacier, Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Alaska

Paul Souders/ Worldfoto / Meltwater stream on glacier, Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Alaska

Paul Souders/ Worldfoto / Harbor Seal (Phoca vitulina) on ice floe, South Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Alaska

Paul Souders/ Worldfoto / Harbor Seal (Phoca vitulina) on ice floe, South Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Alaska

Paul Souders/ Worldfoto / Harbor Seal (Phoca vitulina) groups on ice floes, South Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Alaska

Andrew Peacock / Terminal moraine along coast, South Sawyer Glacier, Tracy Arm, Alaska

Matthias Breiter / Waterfalls near South Sawyer Glacier, Tracy Arm-Fords Terror Wilderness, Tongass National Forest, Alaska