06689.jpg
Crater Hills Mud Pool;
Mud Pots, Mud Volcano area;
J Schmidt;
1977
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07499.jpg
Black Dragon's Cauldron;
Mud Volcano area;
J Schmidt;
1977
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07500.jpg
Black Dragon's Cauldron;
Mud Volcano area;
J Schmidt;
1977
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07892.jpg
Bubbling mud in Mud Cauldron;
Mud Pots, Mud Volcano area;
RG Johnsson;
1963
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11093.jpg
Increased activity as seen on March 7, 1979;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11094.jpg
Increased activity as seen on March 7, 1979;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11095.jpg
Increased spring activity causing trail erosion;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11096.jpg
Increased activity causing tree death;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11097.jpg
Increased activity - mud pots appearing near walk;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11098.jpg
Increased activity with dead trees;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11099.jpg
Increased activity with mud flowing onto walk;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11100.jpg
Increased activity with mud flowing onto walk;
Mud Pots, Mud Volcano area;
Al Mebane;
March 7, 1979
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11101.jpg
New cauldron;
Mud Pots, Mud Volcano area;
John Tyers;
1974
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