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A shattered petrified log in a desolate area of Petrified Forest National Park, Arizona, United States of America, North America

Waterfall, Louse River, Boundary Waters Canoe Area Wilderness, Superior National Forest, Minnesota, United States of America, North America

Rapids between Mora Lake and Little Saganaga Lake, Boundary Waters Canoe Area Wilderness, Superior National Forest, Minnesota, United States of America, North America

Bear Hang, food bag hung between two trees to protect it from bears, Boundary Waters Canoe Area Wilderness, Superior National Forest, Minnesota, United States of America, North America

Camp on Malberg Lake, Boundary Waters Canoe Area Wilderness, Superior National Forest, Minnesota, United States of America, North America

Water lilies on the Frost River, Boundary Waters Canoe Area Wilderness, Superior National Forest, Minnesota, United States of America, North America

Klemtu, First Nations Kitasoo Xai Xais community, Swindle Island, Great Bear Rainforest, British Columbia, Canada, North America

Half Dome, Mount Broderick and Liberty Cap with Nevada Fall waterfall on Merced River, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America

Sequoiadendron giganteum tree species, Sequoia National Park in the Sierra Nevada in California, United States of America, North America

Close up of sequoia tree in Sequoia and Kings Canyon National Park in the Sierra Nevada in California, United States of America, North America

Klemtu, First Nations Kitasoo Xai Xais community, Swindle Island, Great Bear Rainforest, British Columbia, Canada, North America

Yosemite National Park sign for Glacier Point, Taft Point and Sentinel Dome, UNESCO World Heritage Site, California, United States of America, North America

Wizard Island in Crater Lake, the deepest lake in the United States, Crater Lake National Park, Oregon, United States of America, North America

Among giant redwoods on the Boy Scout Tree Trail in Jedediah Smith Redwoods State Park, UNESCO World Heritage Site, California, United States of America, North America

Among giant redwoods on the Boy Scout Tree Trail in Jedediah Smith Redwoods State Park, UNESCO World Heritage Site, California, United States of America, North America

Giant redwoods on the Lady Bird Johnson Trail in Redwood National Park, UNESCO World Heritage Site, California, United States of America, North America

Temperate rain forest on the Maple Glade Trail, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Temperate rain forest on the Maple Glade Trail, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Temperate rain forest on the Maple Glade Trail, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Waterfall on the Sol Duc Falls Trail, Sol Duc Valley, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Nursery log on the Rain Forest Nature Trail, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Temperate rain forest on the Maple Glade Trail, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Old Chevrolet truck at the Kestner Homestead, Quinault Rain Forest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Photographer on the Sol Duc Falls Trail, Sol Duc Valley, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America

Tree lined rocky shore of an island in calm seas near Alert Bay, Inside Passage, British Columbia, Canada, North America, North America

Bald Eagle (Haliaeetus leucocephalus), in a forest setting, Alert Bay, Inside Passage, British Columbia, Canada, North America

Humpback whale (Megaptera novaeangliae), feeding at the surface, Alert Bay, Inside Passage, British Columbia, Canada, North America

Misty sunrise, waterfront and mountains of Prince Rupert, Inside Passage, North West British Columbia, Canada, North America

A storm approaching Sullivan Butte in Chino Valley at night with a starry sky above, Arizona, United States of America, North America

Toxic pond formed from runoff of mine tailings at an abandoned copper mine in the Prescott National Forest near Perkinsville, Arizona, United States of America, North America

Sunrise in autumn at Three Sisters Peaks near Banff National Park, Canmore, Alberta, Canadian Rockies, Canada, North America

Storm Mountain from the Arnica Lake Trail in autumn, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Fog and cloud rake through the trees of a forest in autumn, near Rossland, British Columbia, Canada, North America

One of many fossil filled boulders in the Clam Beds along Red Basin Trail in Petrified Forest National Park, Arizona, United States of America, North America

Adult humpback whale (Megaptera novaeangliae), surfacing with spout in Glacier Bay National Park, UNESCO World Heritage Site, Alaska, United States of America, North America

Adult North American porcupine (Erethizon dorsatum), running in Glacier Bay National Park, Alaska, United States of America, North America

Adult humpback whale (Megaptera novaeangliae), flukes-up dive in Glacier Bay National Park, UNESCO World Heritage Site, Alaska, United States of America, North America

Adult humpback whale (Megaptera novaeangliae), flukes-up dive in Glacier Bay National Park, UNESCO World Heritage Site, Alaska, United States of America, North America

Abiqua Falls in autumn, Scotts Mills, Marion county, Oregon, United States of America, North America

Multnomah Falls in autumn, Cascade Locks, Multnomah county, Oregon, United States of America, North America

Mountt Hood reflected in Trillium Lake at sunset, Government Camp, Clackamas county, Oregon, United States of America, North America

Abiqua Falls in autumn, Scotts Mills, Marion county, Oregon, United States of America, North America

Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Close up of Monarch butterflies (Danaus plexippus), Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

A dry waterfall sandstone ledge on a trail to Steamboat Rock, Coconino National Forest, Sedona, Arizona, United States of America, North America

Nevada Fall waterfall in Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America

The Merced River at Valley View in spring, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America

Maligne Lake boathouse in Jasper National Park, UNESCO World Heritage Site, Canadian Rockies, Alberta, Canada, North America

Jennifer Jordan and dog Jack cross country ski the Berma Road near Potomac, Maryland, United States of America, North America

Balanced rock that resembles a toadstool, petrified wood scattered around the formation, Petrified Forest National Park, Arizona, United States of America, North America

Balanced rock that resembles a toadstool, petrified wood scattered around the formation, Petrified Forest National Park, Arizona, United States of America, North America

Flat top hoodoo on the edge of a cliff along the Billings Gap Trail on Blue Mesa, Petrified Forest National Park, Arizona, United States of America, North America

The cone geyser called Old Faithful erupting, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Steamboat Geyser, the worlds tallest active geyser, steaming in Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

The cone geyser called Old Faithful erupting, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Large storm approaching Blue Mesa in Petrified Forest National Park, viewed from the Red Basin Trail, near Holbrook, Arizona, United States of America, North America

Mountain creek with waterfalls near Maligne Canyon, Athabasca River Basin, Jasper National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Castle Mountain and the Bow River after an early winter snowfall, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Lake Louise and the Fairmont Chateau Hotel in winter, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Cattle Tank viewed from Woodchute Mountain Trail, located in Prescott National Forest with Prescott in the background, Arizona, United States of America, North America

Snow and hoar frost in a winter forest, Boreal Forest, Elk Island National Park, Alberta, Canada, North America

Snow and hoar frost in a winter forest, Boreal Forest, Elk Island National Park, Alberta, Canada, North America

Mount Fryatt and the Athabasca River, Jasper National Park, UNESCO World Heritage Site, Alberta, Canada, North America

A calming mountain stream flows through dense summer forest, Blue Ridge Mountains, Appalachian Mountains, North Carolina, United States of America, North America

A calming mountain stream flows through dense summer forest, Blue Ridge Mountains, Appalachian Mountains, North Carolina, United States of America, North America

Red rock formations known as hoodoos in Bryce Canyon National Park, Utah, United States of America, North America

Rocky mountain bighorn sheep (Ovis canadensis) on a wintry mountain, Jasper National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Roaring Creek waterfalls, Appalachian Trail, Blue Ridge Mountains, North Carolina, United States of America, North America

Steps along the Giant Logs Trail leading to a scenic overlook in Petrified Forest National Park, Arizona, United States of America, North America

A solitary rock hoodoo in the purple badlands near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America

Sign along the path to the Long Logs Trail, marking the Jim Camp Wash along the main road of Petrified Forest National Park, Arizona, United States of America, North America

The map sign at the gateway for the Long Logs Trail and Agate House in Petrified Forest National Park, Arizona, United States of America, North America

The sun shade shelter along the Long Logs Trail at Petrified Forest National Park, Arizona, United States of America, North America

A circular walkway for the Long Logs Trail in Petrified Forest National Park, Arizona, United States of America, North America

A hoodoo called the Zuni Warrior on the edge of a cliff near Hamilili Point, Hamilili is Zuni meaning petrified wood, Petrified Forest National Park, Arizona, United States of America, North America

The Swift River in autumn (fall), on the Kangamagus Highway, White Mountains National Forest, New Hampshire, New England, United States of America, North America

Adult American black bear (Ursus americanus) near Mendenhall Glacier, Southeast Alaska, United States of America, North America