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Rocks of Little Rhody, Part 6: Outcrop of the Newport Neck Formation, Brenton Point State Park, Rhode Island, USA
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One Section of the Grand Sable Dunes and the Lake Superior Coast, from the Log Slide Site, Pictured Rocks National Lakeshore, Michigan, USA
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Rocks of Little Rhody, Part 4: Rock Meets Ocean: The Mouth of Purgatory Chasm, Middletown, Rhode Island, USA
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Rocks of Little Rhody, Part 5: A Joint-Controlled Stream Incised in the Purgatory Conglomerate, Purgatory Chasm, Middletown, Rhode Island, USA
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A Strange Sort of Spring, Part 2: Diabase Outcrop on the Downeast Coast, Quoddy Head State Park, Maine, USA
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Floating Worlds, Part 1: Spheroidally Weathered Variscan Granite on Land and in Sea, Maddalena Island, Sardinia, Italy
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The Narrow Road through the Red Pines: A Stand of Pinus resinosa, Schoodic Point Unit, Acadia National Park, Maine, USA
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Floating Worlds, Part 2: Spheroidally Weathered Variscan Granite on Land and in Sea, Maddalena Island, Sardinia, Italy
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Floating Worlds, Part 3: Spheroidally Weathered Variscan Granite on Land and in Sea, Maddalena Island, Sardinia, Italy
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A Strange Sort of Spring, Part 3: Snow-Clad Coniferous Woodland on a Diabase Headland, Quoddy Head State Park, Maine, USA
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A Strange Sort of Spring, Part 4: Another Look at Snow-Clad Coniferous Woodland on a Diabase Headland, Quoddy Head State Park, Maine, USA
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A Strange Sort of Spring, Part 5: The Start of a Challenging Life, Quoddy Head State Park, Maine, USA
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A Strange Sort of Spring, Part 6: Mors et Vita, or the Brutal Cost of an Ocean View, Quoddy Head State Park, Maine, USA
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A Strange Sort of Spring, Part 7: Game of the Spheres, Quoddy Head State Park, Maine, USA
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A Strange Sort of Spring, Part 8: At Least Somebody's Photosynthesizing, Quoddy Head State Park, Maine, USA
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The Bedrock-Architecture Connection of the Athens Region, Part 1: The Piraeus Limestone in Outcrop
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Botany of the Carolinas Coastal Plain, Part 2: A Beauty of the Dunes, Fort Macon State Park, North Carolina USA
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Botany of the Carolinas Coastal Plain, Part 10: The Salt Marsh's Dynamic Duo, Croatan National Forest, North Carolina USA
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Botany of the Carolinas Coastal Plain, Part 11: More Inlet Ecology, Croatan National Forest, North Carolina USA
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The Botany of Illinois Beach, Part 10: That Which Is Passed Away Shall Live Again; Northern Nature Preserve, Illinois Beach State Park, Illinois, USA
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Geology of Minnesota's North Shore, Part 1: The View from Enger Tower, Enger Park, Duluth
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A Love of Bridges, Part 1: An Introduction Putting Things in Their Proper Perspective; Aerial Lift Bridge, Duluth, Minnesota, USA (1905; converted to its current form in 1930)
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The Botany of Illinois Beach, Part 11: King of the Great Lakes Dunelands; Northern Nature Preserve, Illinois Beach State Park, Illinois, USA