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Height of the US Presidents' heads carved into Mount Rushmore

Height of the US Presidents' heads carved into Mount Rushmore (18 m)

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Neat Ratios ...

Height of the US Presidents' heads carved into Mount Rushmore (18 m)

  • is 1/500 of Height of Mount Everest (8.85 km)...more
  • is 1/50 of Height of the Tres Hermanas waterall in Peru (914 m)...more
  • is 1/4 of Height of the Taj Mahal in Agra, India (73 m)...more
  • is 1/4 of Length of the SpaceX Falcon 9 launch rocket (71 m)...more

If this was a standard unit ...

Is That A Big Number? - The Book

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

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