Under Pressure

A puzzle forged in fire and wit.
An earth science puzzle centered on volcanoes and geology. Features geothermal trivia, rock-solid clues, and a few explosive puns.
Select a cell to see clues
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Print

Across

  • 1A
    What Kīlauea or Vesuvius provides
  • 6A
    Like the deep, mysterious workings of a magma chamber
  • 7A
    What a town below a volcano might be forced to 'say'?
  • 9A
    Emits a deafening sound, as a volcano might
  • 10A
    Sliver of light piercing an ash cloud
  • 11A
    The fiery color of molten rock
  • 12A
    Towering column of volcanic ash
  • 14A
    Ascends, like an ash column
  • 15A
    Sounds like light beams from an eruption?
  • 16A
    Pumice or obsidian, for example

Down

  • 1D
    Caribbean volcano whose name means 'sulfur outlet'
  • 2D
    Eerie glow around a crater's rim
  • 3D
    Geological finds like peridot and diamonds
  • 4D
    Wetlands sometimes heated by geothermal activity
  • 5D
    Home of the Great Smoky Mountains
  • 8D
    Puzzlingly hard to predict, like an eruption
  • 13D
    Vaporous cloud from a fumarole