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

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

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

Tim Fitzharris / Mount Sinopah reflected in Two Medicine Lake, Glacier National Park, Montana

Tim Fitzharris / Mount Sinopah reflected in Two Medicine Lake, Glacier National Park, Montana

Tim Fitzharris / Mount Sinopah reflected in Two Medicine Lake, Glacier National Park, Montana

Jim Brandenburg / Cloudy sky at sunset over coniferous forest, Northwoods, Minnesota

Jim Brandenburg / Frost-covered hill rising from boreal forest, Boundary Waters Canoe Area Wilderness, Minnesota

Jim Brandenburg / Cup Lichen (Cladonia sp) covering boreal forest floor, Minnesota

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

Jim Brandenburg / Tourist canoeing in the Boundary Waters Canoe Area Wilderness, Minnesota

Jim Brandenburg / Snowshoe Hare (Lepus americanus) tracks in snow, Minnesota

Jim Brandenburg / Section 12 Lake, Boundary Waters Canoe Area Wilderness, Minnesota

Jim Brandenburg / Islands of Shagawa Lake, Boundary Waters Canoe Area Wilderness, Minnesota

Jim Brandenburg / Rookie Lake, Northwoods, Minnesota

Jim Brandenburg / Bracket Fungus growing on tree branch, Minnesota

Tim Fitzharris / Pond and mountains, Maroon Bells-Snowmass Wilderness Area, Colorado

Jim Brandenburg / Misty boreal forest, Boundary Waters Canoe Area Wilderness, Minnesota

Jim Brandenburg / Boreal forest and meadow in taiga, Northwoods, Minnesota

Jim Brandenburg / Sunlight through fog and cedar trees, Superior National Forest, Minnesota