Did you know? Height of Sagrada Familia Basilica in Barcelona (170 m) is 2 thousand x Length of a credit card (85.6 mm)
Diameter of a CD / DVD (120 mm)
/fact/diameter-of-a-cd-dvd
Link
If this was a standard unit ...
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.