832-404471 - Aerial view of the Alaska Highway in the Slims River Valley, with Sheep Mountain in the background, Yukon Territory, Canada, North America
832-402851 - Pink salmon (Oncorhynchus gorbuscha) jumping up a waterfall on their way to spawning grounds, Prince William Sound, Alaska, USA, North America
1359-587 - Mountain rising above low-hanging clouds at Denali Parks Highway in autumn, near Teklanika River Campground, Denali National Park, Alaska, United States of America, North America
1359-579 - Mountain rising above low-hanging clouds at Denali Parks Highway in autumn, near Teklanika River Campground, Denali National Park, Alaska, United States of America, North America
1112-6906 - Sockeye salmon (Oncorhynchus nerka), spawning on the Russian River, a 13-mile-long river on the Kenai Peninsula, Alaska, United States of America, North America
1112-6870 - A young brown bear (Ursus arctos) with a dead salmon at Lake Clark National Park and Preserve, Alaska, United States of America, North America
1112-6871 - Mother brown bear (Ursus arctos) standing and looking for salmon, Lake Clark National Park and Preserve, Alaska, United States of America, North America
1112-6872 - A mother brown bear (Ursus arctos) with her cubs on the beach in Lake Clark National Park and Preserve, Alaska, United States of America, North America
1112-6868 - A young brown bear (Ursus arctos) fishing in the water at Lake Clark National Park and Preserve, Alaska, United States of America, North America
1112-6860 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6867 - A young brown bear (Ursus arctos) along the shoreline at Lake Clark National Park and Preserve, Alaska, United States of America, North America
1112-6859 - A trio of brown bears (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6866 - A mother and her cub (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6864 - A pair of brown bears (Ursus arctos) mock fighting at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6861 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6862 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6857 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6863 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6858 - An adult brown bear (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1112-6865 - Adult brown bears (Ursus arctos) fishing for salmon at Brooks Falls, Katmai National Park and Preserve, Alaska, United States of America, North America
1116-50729 - Alaska Railroad track crossing Bird Creek mouth with Turnagain Arm of Cook Inlet, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50715 - Display of Nenana Ice Classic tripod for 2016 and tower by Tanana River, Interior Alaska in summertime; Nenana, Alaska, United States of America
1116-50682 - Kuyuktuvuk Creek and Brooks Mountains in fall colours. Gates of the Arctic National Park and Preserve, Arctic Alaska in autumn; Alaska, United States of America
1116-50681 - Brooks Mountains and Dalton Highway in fall colours, Gates of the Arctic National Park and Preserve, Arctic Alaska in autumn; Alaska, United States of America
1116-50717 - Overlooking Campbell Creek Valley and Anchorage, Chugach State Park, South-central Alaska in summertime; Anchorage, Alaska, United States of America
1116-50728 - Alaska Railroad track along with Turnagain Arm of Cook Inlet, Chugach Mountains in the background, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50684 - Brooks Mountains and Kuyuktuvuk Creek Valley in fall colours under blue sky. Gates of the Arctic National Park and Preserve, Arctic Alaska in autumn; Alaska, United States of America
1116-50716 - Display of Nenana Ice Classic tripod for 2016 and tower by Tanana River, Interior Alaska in summertime; Nenana, Alaska, United States of America
1116-52242 - Caucasian woman wearing red drysuit, drags her yellow packraft down a shallow braid of the Marsh Fork river, while a caucasian man wearing orange drysuit paddles a blue boat downriver, through the Brooks Range mountains, Arctic National Wildlife Refuge, Alaska on a sunny summer day; Alaska, United States of America
1116-51277 - A brown bear (Ursus arctos) about to catch a salmon in its mouth at the top of Brooks Falls, Alaska. The fish is only a few inches away from its gaping jaws. Shot with a Nikon D800 in Alaska; Kodiak, Alaska, United States of America
1116-52241 - One woman paddling, one floating their yellow packraft boats downriver towards man in blue boat in background on a sunny, summer day on the Marsh Fork river; Brooks Range, Arctic National Wildlife Refuge (NWR), Alaska, USA
1116-52243 - Caucasian woman in her 40's smiles as she digs deep with her paddle into the river, guiding her yellow packraft down the crystal clear Marsh Fork River, in the Brooks Range, on a sunny summer day, Arctic National Wildlife Refuge, Alaska, while another boat is in the background way behind her; Alaska, United States of America
1116-51274 - A brown bear (Ursus arctos) is staring with its mouth open at a salmon it's about to catch at Brooks Falls. The fish is only a few inches away from its mouth. Shot with a Nikon D800 in Alaska; Kodiak, Alaska, United States of America
1112-6076 - An adult American red squirrel (Tamiasciurus hudsonicus) near the Chilkat River, Haines, Southeast Alaska, United States of America, North America
1112-6077 - An adult American red squirrel (Tamiasciurus hudsonicus), near the Chilkat River, Haines, Southeast Alaska, United States of America, North America
1116-49188 - Female packrafter negotiating a technical rapid on the tributary of the Charley River with aufeis in summer, Alaska, United States of America
1116-49189 - Female packrafter relaxing on a mellow stretch of the Charley River, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-49953 - American black bear (Ursus americanus) and cub walking on a fallen log across a river, the cub following the adult; Alaska, United States of America
1116-50252 - Brown bear boar and sow (Ursus arctos) together, sow (female) in the foreground, wet from swimming in the river, Alaska Wildlife Conservation Center, South-central Alaska; Alaska, United States of America
1116-47426 - Two women packrafting down the Charley River watching and photographing the cliff swallows taking flight in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47429 - Two women packrafters negotiating a tributary of the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47577 - Red fox (Vulpes vulpes) standing on snow in the Campbell Creek area in winter looking for rodents and other food, South-central Alaska, Anchorage, Alaska, United States of America
1116-47243 - Slaven's Roadhouse, on a sunny, summer night with shadow of person waving, Yukon–Charley Rivers National Preserve, Yukon River, Alaska, United States of America
1116-47431 - Two women packrafters negotiating a tributary of the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47790 - View of the moon rising above Palmer and the Knik River from atop the Butte, the Chugach Mountains in the background during twilight on a clear evening, South-central Alaska, Palmer, Alaska, United States of America
1116-47604 - A Brown bear (Ursus arctos) fishes during the summer salmon runs in the Russian River near Cooper Landing, South-central Alaska, Alaska, United States of America
1116-47419 - Packraft on the banks of the Charley River, sun going down behind ridge in background, Yukon-Charley Rivers National Preserve, Alaska, United States of America
1116-47428 - Two women packrafters negotiating a tributary of the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47430 - Two women packrafters negotiating a tributary of the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47425 - Two women packrafters getting ready to launch on the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-47763 - An aerial scenic of the Alaskan Railroad trestle crossing the Snow River on a sunny summer day in South-central Alaska, Alaska, United States of America
1116-47427 - Woman photographing from her Packrafting on the Charley River in summertime, Yukon–Charley Rivers National Preserve, Alaska, United States of America
1116-46913 - A backpacker observes the midnight sun peeking through the clouds from an unnamed fork of the Atigun River still partially covered in aufeis (sheet-like ice formations) in a remote valley of the Brooks Range, Alaska, United States of America