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Ailsa Craig
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Published March 17, 2018
The tiny islet is rich with history, but is now known for two things: seabirds and curling stones.
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Iceland’s Caldera of Hot Springs
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Published March 16, 2018
An unusual type of lava erupted beneath ice to form many of the otherworldly geological features within Torfajökull.
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Floodwaters at the Confluence of the Wabash and Ohio Rivers
Published March 15, 2018
What happens downriver can be largely affected by what happens upriver in the floodplains of major rivers.
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Sand Rush in Wisconsin
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Published March 14, 2018
A fracking-fueled demand for round and durable sand has triggered a mining boom in the western part of the state.
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The Sculpting of Ebro Delta
Published March 13, 2018
Spain's Ebro Delta has recently experienced tremendous shape-shifting.
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A Fateful Year at Cinder Cone
Published March 11, 2018
A 1666 eruption in what is now the northeast corner of Lassen Volcanic National Park flattened forests and created a new lake.
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