Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park. Find more at natgeo ...
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Carful Of Kids Family Travel on MSNFrom Mud Pots to Boat Rides: 11 Top Things to Do at Yellowstone LakeYellowstone National Park offers unique ... Mud Volcano is home to some of the park’s most acidic geothermal features. There ...
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