The top of the borehole - with protective foam cap in place, and plastic cover lifted up. It's over 4000m down.

DSCN0645-Slot-Borehole-Donenfeld-1920-WM

The top of the borehole – with protective foam cap in place, and plastic cover lifted up. It’s over 4000m down.

Technical Details

  • Camera: COOLPIX AW120
  • Taken: 2015-01-19
  • Focal length: 4mm
  • Aperture: f/2
  • Exposure: 1/8 second
  • ISO: 560

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