Did you know? Period of Halley's Comet's orbit (75.3 y) is 40 x Period of Mars's orbit (1.88 y)
Other land in Lithuania (2018) (12,910 km^2)
/fact/other-land-in-lithuania
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.