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Gray wolf (Canis lupus) drinking in the fog, reflected in the water, in captivity, Sandstone, Minnesota, United States of America, North America

Gray wolf (Canis lupus) on a rock, howling, in captivity, Sandstone, Minnesota, United States of America, North America

Taylor Highway, gravel road through pine forest only opens summer three months into 40 Mile goldfields area, E. Alaska, USA, North America

Cliff Geyser erupts from geyserite bank on edge of Firehole River through Black Sand Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America

Traditional Maori wooden carving, Whakarewarewa geothermal springs, Rotorua, South Auckland, North Island, New Zealand, Pacific

View across Nymph Lake at sunrise, with Hallett Peak above the trees, Rocky Mountain National Park, Colorado, United States of America, North America

Lake Quinault, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America (U.S.A.), North America

Grass and maple trees in temperate rain forest, Queets River, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America (U.S.A.), North America

Blonde girl looks at snow covered peaks from the Paradise Lodge, Mount Rainier, Washington State, United States of America (U.S.A.), North America

Bison (Bison bison), Hayden Valley, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Totem poles at SGang Gwaay, UNESCO World Heritage Site, Haida Gwaii, British Columbia, Canada, North America

Totem poles at SGang Gwaay, UNESCO World Heritage Site, Haida Gwaii, British Columbia, Canada, North America

Totem pole at SGang Gwaay, UNESCO World Heritage Site, Haida Gwaii, British Columbia, Canada, North America

View northwards over the Lions Gate Bridge from Stanley Park, Vancouver, British Columbia (B.C.), Canada, North America

Stream through wildflowers, Mineral Basin, Uncompahgre National Forest, Colorado, United States of America, North America

Maroon Bells with fall color, White River National Forest, Colorado, United States of America, North America

Tourists on a treetop walkway in Capilano Suspension Bridge and Park, Vancouver, British Columbia, Canada, North America

Hikers on Pipiwai trail in bamboo forest, Haleakala National Park, Maui Island, Hawaii, United States of America, North America

Hikers on Pipiwai trail in bamboo forest, Haleakala National Park, Maui Island, Hawaii, United States of America, North America

Bristlecone Pine tree in the Ancient Bristlecone Pine Forest, California, United States of America, North America

Autumnal foliage on the shores of the Merced River in Yosemite Valley, California, United States of America, North America

Black Oaks with spectacular autumnal colours in Yosemite Valley, UNESCO World Heritage Site, California, United States of America, North America

Frosty autumn morning on June Lake Loop in the Eastern Sierra Mountains, California, United States of America, North America

Half Dome and fall foliage reflected in the Merced River, Yosemite Valley, Yosemiite National Park, UNESCO World Heritage Site, California, United States of America, North America

Giant Sequoia trees (Sequoiadendron giganteum) in Mariposa Grove, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America

Moraine Lake in the Valley of the Ten Peaks, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Moraine Lake in the Valley of the Ten Peaks, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Moraine Lake reflections in the Valley of the Ten Peaks, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

North American timber wolf (Canis Lupus) howling in the snow in forest, Wolf Science Centre, Ernstbrunn, Austria, Europe

North American timber wolf (Canis lupus) in forest, Wolf Science Centre, Ernstbrunn, Austria, Europe

Beautiful foliage in the Indian summer, Blue Ridge Mountain Parkway, North Carolina, United States of America, North America

Aerial view of hot air balloon floating over farmland and Mount Rainier in the distance, Washington State, United States of America, North America

A garibaldi (Hypsypops rubicundus) in a forest of giant kelp off Catalina Island, California, United States of America, North America

Petrified logs from the late Triassic period, 225 million years ago, Long Logs Trail, Petrified Forest National Park, Arizona, United States of America, North America

Early morning vista of Peyto Lake in the Canadian Rockies, Banff National Park, UNESCO World Heritage Site, Alberta, Canada, North America

Surrounded by forest and mountains the fast flowing Mistaya River runs alongside the Icefields Parkway in the Canadian Rockies, Alberta, Canada, North America

Snow-melt waterfall in Tracy Arm-Ford's Terror Wilderness area, Southeast Alaska, United States of America, North America

Pyramid I, Calakmul, UNESCO World Heritage Site, Calakmul Biosphere Reserve, the largest tropical forest reserve in Mexico, Campeche, Mexico, North America

Snow covered pine forest backed by soaring Rocky Mountains, Banff National Park, UNESCO World Heritage Site, Alberta, Canada, North America

Snowdrops (Galanthus) flowering beside the River Avill in North Hawkwell Wood, otherwise known as Snowdrop Valley, Exmoor National Park, Somerset, England, United Kingdom, Europe

Yosemite Valley from Tunnel View viewpoint, with El Capitan, a 3000 feet granite monolith on the left, and the Bridalveil Falls on the right, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America

A twisted very old Bristlecone Pine (Pinus longaeva), on sage brush covered slopes of dolomite limestone, in the Ancient Bristlecone Pine Forest Park, Inyo National Forest, Bishop, California, United States of America, North America

Tourist admiring the Giant Sequoia trees (Sequoiadendron giganteum), on the Big Trees trail, Round Meadow, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Tourist admiring the Giant Sequoia trees (Sequoiadendron giganteum), hiking on the Big Trees trail, Round Meadow, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Tourist hiker, admiring the Giant Sequoia trees (Sequoiadendron giganteum), known as the Parker Group, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Bighorn sheep (Ovis canadensis) ram during the rut, Arapaho National Forest, Colorado, United States of America, North America

Peyto Lake at Sunset, Banff National Park, UNESCO World Heritage Site, Rocky Mountains, Alberta, Canada, North America

Morants Curve, Bow River, Canadian Pacific Railway, near Lake Louise, Banff National Park, UNESCO World Heritage Site, Alberta, Rocky Mountains, Canada, North America

Railway Station for Durango and Silverton Narrow Gauge Railroad, Silverton, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) kid jumping, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) kid, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) at a burrow entrance, San Juan National Forest, Colorado, United States of America, North America

Rosy paintbrush (split-leaf Indian paintbrush) (spliteaf Indian paintbrush) (Castilleja rhexifolia) hybrid with sulphur paintbrush (Castilleja sulphurea), San Juan National Forest, Colorado, United States of America, North America

Rosy paintbrush (Castilleja rhexifolia) and Alpine avens (Acomastylis rossii turbinata), San Juan National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) nanny and kid, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Orange clouds at sunrise with sulphur paintbrush (Castilleja sulphurea) and cutleaf daisy (dwarf mountain fleabane) (gold buttons) (Erigeron compositus), San Juan National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) juvenile and kid, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

American bistort (Western bistort) (smokeweed) (mountain meadow knotweed) (Polygonum bistortoides (Bistorta bistortoides), Gunnison National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) kid jumping, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Orange clouds at sunrise with cutleaf daisy (dwarf mountain fleabane) (gold buttons) (Erigeron compositus) and sulphur paintbrush (Castilleja sulphurea), San Juan National Forest, Colorado, United States of America, North America

Fog mingling with evergreen trees with some cottonwoods, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Star gentian (felwort) (Swertia perennis), San Juan National Forest, Colorado, United States of America, North America

Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Sulphur paintbrush (Castilleja sulphurea) glowing at first light, San Juan National Forest, Colorado, United States of America, North America

Sulphur Paintbrush and Alpine tarns at dawn, San Juan National Forest, Colorado, United States of America, North America

American pika (Ochotona princeps) calling, San Juan National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) nanny and kid, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Canadian Canoes on Moraine Lake in Banff National Park, UNESCO World Heritage Site, Alberta, Canada, North America

Mountain goat (Oreamnos americanus) nanny and kid in the spring, Shoshone National Forest, Wyoming, United States of America, North America

Snowdrops (Galanthus) flowering in North Hawkwell Wood, also known as Snowdrop Valley, Exmoor National Park, Somerset, England, United Kingdom, Europe

The North West volcanic chain, distant on left Momotombo, centre Rota and Las Pilas complex, on right Momotombito and Santa Clara, Leon, Nicaragua, Central America

Mountain goat (Oreamnos americanus) kid jumping, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) kids, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Mountain goat (Oreamnos americanus) yearling jumping, Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Southwestern Myotis (Myotis auriculus) in flight about to take a drink, Chiricahuas, Coronado National Forest, Arizona, United States of America, North America

Water reflection of Mount Moran, taken from Oxbow Bend Turnout, Grand Teton National Park, Wyoming, United States of America, North America

Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Water reflection of Mount Moran, taken from Oxbow Bend Turnout, Grand Teton National Park, Wyoming, United States of America, North America

Water reflection of the Teton Range, taken from the end Schwabacher Road, Grand Teton National Park, Wyoming, United States of America, North America

Water reflection of the Teton Range, taken from the end Schwabacher Road, Grand Teton National Park, Wyoming, United States of America, North America