
Helio Courier takes off from airstrip at Kluane Lake, Yukon

Kluane Lake, Yukon

Braided channels of the Slims River, Kluane National Park, Yukon

Lateral moraines on the Kaskawulsh Glacier, Kluane National Park, Yukon

Lateral moraines on the Kaskawulsh Glacier, Kluane National Park, Yukon

Sunrise over Mount Lucania (17,260ft) and Logan Glacier, Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

Sunrise on the St Elias Mountains, Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

Early sunrise across the St Elias Icefields to Mount Logan over 50km distant, Kluane National Park, Yukon

Mount Vancouver (15,700 ft), Kluane National Park, Yukon

St Elias Mountains, Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

Alpine cinquefoil above surging Lowell Glacier and distant Mount Kennedy, Kluane National Park, Yukon

East face of Mount Logan, Canada's highest at 5,959 m (19,551 ft), Kluane National Park, Yukon

Detail of lateral moraines in the surging Lowell Glacier, Kluane National Park, Yukon

St Elias Mountains, Kluane National Park, Yukon

Helicopter above the St Elias Mountains, Kluane National Park, Yukon

Surging Lowell Glacier and distant Mount Kennedy, Kluane National Park, Yukon

Surging Lowell Glacier and distant Mount Kennedy, Kluane National Park, Yukon

Surging Lowell Glacier, Kluane National Park, Yukon

Surging Lowell Glacier and distant Mount Kennedy, Kluane National Park, Yukon

Glacier detail, St Elias Icefields, Kluane National Park, Yukon