Jim Brandenburg / Shoreline, Discovery Lake, Boundary Waters Canoe Area Wilderness, Minnesota

Tim Fitzharris / Mt Rainier and wildflowers at Reflection lake, Mt Rainier National Park, Washington

Jim Brandenburg / Timber Wolf (Canis lupus) juvenile in forest, Minnesota

Jim Brandenburg / Cloudy sky over lake, Minnesota

Jim Brandenburg / Northern White Cedar (Thuja occidentalis) forest, Superior National Forest, Minnesota

Jim Brandenburg / Sun and clouds reflected in water, Minnesota

Sumio Harada / Coniferous trees in boreal forest, winter, Glacier National Park, Montana

Tim Fitzharris / Pond and boreal forest, Ruby Range near Crested Butte, Colorado

Tim Fitzharris / Mount Rainier, Mount Rainier National Park, Washington

Tim Fitzharris / Mount Rainier, Mount Rainier National Park, Washington

Tim Fitzharris / Sawtooth Range and Stanley Lake Creek, Idaho

Tim Fitzharris / Kendall Mountain near Silverton, Colorado