Steamboat Geyser, the largest in the world, but rarely seen erupting

(July 28, 2000)

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Eruption of Echinus Geyser

(July 28, 2000)

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In the Back Basin at Norris Geyser Basin

(July 28, 2000)

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On the hill above Porcelain Basin

(July 28, 2000)

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