3 ms·

I had always assumed it was the single exposed face of a mostly subterranean dodecahedron.

• fdej 10y ago
  That is correct, but the subterranean dodecahedron itself is merely the portal that the interdimensional lizard beings use to move between our world and the 4-dimensional hyperdodecahedron.
  • carlob 10y ago
    Your comment made me check if it actually was possible, and what the platonic solids in higher dimensions were. http://math.ucr.edu/home/baez/platonic.html http://math.ucr.edu/home/baez/platonic.html https://en.wikipedia.org/wiki/120-cell https://en.wikipedia.org/wiki/120-cell
    • Diederich 10y ago
      There's also this fantastic Numberphile: "Perfect Shapes in Higher Dimensions" https://www.youtube.com/watch?v=2s4TqVAbfz4 https://www.youtube.com/watch?v=2s4TqVAbfz4
      • jcwayne 10y ago
        At last, I've found the end of the internet!