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So what is it with all this diversity?
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It would take dramatic transformations to turn volcanic islands into the first continents.
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This place is a paradise for geologists and one of our national treasures. It is, of cour
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This is not the easiest thing to do—especially in a 100 degree heat—but it’s worth it.
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All over the city you can see outcrops of bedrock. It’s called Manhattan schist.
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This video explores Monument Rocks.
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Today these steel and concrete giants dominate New York’s skyline.
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This video explores Gooseberry Falls.
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This video explores the Grand Canyon.
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This video explores the Grand Canyon.
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This video explores the Grand Canyon.
