Sunset from 18,000 feet on Aconcagua, Argentina.
Sunrise on the Kautz Glacier, Mount Rainier.
Inside a crevasse, looking up. Mount Rainier National Park.
Approaching the high country in Jasper National Park, Alberta.
At 17,000 feet climbing Gokyo Ri, Khumbu Region, Nepal Himalaya.
Deteriorating weather high on the Andromeda Strain, Mount Andromeda, Jasper National Park, Alberta.
Sunrise from 13,000 feet on Mount Rainier.
Arriving at Liberty Cap on Mount Rainier, with Seattle visible below.
National Park Service rangers training for search and rescue with a US Army CH-47 Chinook helicopter.
Climbing into Asteroid Alley on Mount Andromeda, Jasper National Park, Alberta, in winter.
Sunset high in the Olympic Mountains, Washington.
Summit of Mount Athabasca, Jasper National Park, Alberta.
Sunrise from Mount Rainier summit crater, Washington.
On the Disappointment Cleaver route, Mount Rainier.
The summit of Eldorado Peak, North Cascades National Park, Washington.
Climbing on the east ridge of Eldorado Peak, North Cascades National Park, Washington.
Above the cloud sea on Mount Rainier's Gibraltar Ledges route, Mount Rainier, Washington.
Tyrolean traverse near Lago Toro, Argentine Patagonia.
The Mueller Hut and Mount Cook, New Zealand.
High on Ptarmigan Ridge, Mount Rainier, Washington.
US Army CH-47 Chinook helicopter landing at Ingraham Flats, Mount Rainier, during a rescue for injured climbers. Mount Adams stands in the distance.
Bell 206 helicopter collecting gear at 11,000 feet after a rescue on Mount Rainier.
A beautiful afternoon in Jasper National Park, Alberta.
Getting wild on The Wild Thing, Mount Chephren, Jasper National Park, Alberta.