Siberian Aster along the Marsh Fork of the Canning River in the Arctic National Wildlife Refuge, Summer, Alaska PacificStock
Rainbow Falls on the Whiteshell River in autumn, Whiteshell Provincial Park; Manitoba, Canada PacificStock
Colorful sunrise over a stream and the salmon viewing deck at the Eagle River Nature Center in Chugach State Park, Southcentral Alaska, Winter, HDR PacificStock
Late winter afternoon light warms up the mountains along the Takhini River, near Whitehorse; Yukon, Canada PacificStock