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SPECTRUM

Puzzle #91 · Fri, Nov 13

Order these by how far down they are

Shallowest

  1. Floor of Lake Baikal
  2. Carlsbad Caverns' Big Room
  3. Wreck of the Titanic
  4. Kola Superdeep Borehole
  5. Deepest scuba dive
  6. Challenger Deep

Deepest