Length of the Danube River

Length of the Danube River (2,880 km)



Neat Ratios ...

Length of the Danube River (2,880 km)

  • is 1/40 of Diameter of Saturn (116,400 km)...more
  • is 2/5 of Direct distance from Cape Town to Cairo (7,250 km)...more
  • is 2/5 of Circumference of Pluto (7,230 km)...more
  • is 2/5 of Length of South America (North to South) (7,150 km)...more
  • is 25 x Length of Hadrian's Wall in Northern England (117.5 km)...more
  • is 400 x Length of the longest canal tunnel (Rove Tunnel in France) (7.12 km)...more
  • is 10000 x Length of the Starship `Enterprise` in the Original Star Trek series (289.7 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.