Crevice at Grinnell Glacier in the Glacier National Park, Montana, USA

Ice on beach at bay. Kenai National Park. Alaska. USA

Adult harbor seals (Phoca vitulina) resting on calved glacial ice from the Johns Hopkins Glacier in Glacier Bay National Park, Southeast Alaska, USA. Harbor seals are currently disappearing from Southeast Alaska at an alarming rate. Pacific Ocean.

Glacier National Park. Montana, USA

Aerial view of Le Conte Glacier in Le Conte Bay, Southeast Alaska, USA. This glacier is receeding at a dramatic pace.

Aerial view of Glacier National Park. Montana, USA

Aerial view of Le Conte Glacier in Le Conte Bay, Southeast Alaska, USA. This glacier is receeding at a dramatic pace.

Aerial view of Glacier National Park. Montana, USA

Aerial view of Glacier National Park. Montana, USA

Wildflowers in Mount Rainier National Park - Washington, USA

Denali National Park, Alaska

Winding river beds in Denali National Park. Alaska. United States

Bay and glacier. Kenai National Park. Alaska. USA