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Caldera Lakes in Hokkaido, Japan

During volcanic eruptions thousands of years ago, volcanic cones collapsed to create calderas, bowl-shaped basics that eventually filled with water. 


  • 2001 NASA Earth Observatory image by the MODIS Rapid Response team 

  • 2019 NASA Earth Observatory image by Lauren Dauphin, using Landsat data from the U.S. Geological Survey Image of the Day story by Adam Voiland, NASA Earth Observatory: 

  • Adaptation to ViewSpace by Claire Blome,  Margaret W. Carruthers, and Dani Player 

  • Music from Music for Nonprofits


All narration is presented in text form within the video. In addition, a full transcript will be available in the Library in the near future. Check back soon!