Footage - West Thumb is a caldera within a larger caldera. Active hydrothermal features exist on the lake bottom here and elsewhere in the lake.
West Thumb is a caldera within a larger caldera. Active hydrothermal features exist on the lake bottom here and elsewhere in the lake.
Footage ID : 41165124
Duration : 29.43s
Media Type : Footage
Copyright : Patrizio Martorana
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