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Data sets Publications Expeditions Thesaurus
Crater Lake  search
RTKlamath County Oregon
 Mount Mazama
 New Zealand
 North Island
 Ruapehu
 Oregon
SNIn Cascade Range in Klamath County in SW Oregon. Also in numerous other locations. Indexed with county or island and country or region as applicable.
crater lakes  search
BTlakes
 .crater lakes
RTcraters
 meteor craters
 lacustrine features
 volcanic features
 calderas
 cauldrons
 collapse structures
 subsidence
 lava lakes
SNAlso index lacustrine features as applicable. Added to Thesaurus in 1993.