In article ,
Cub Driver wrote:

Yes, it does. (Leif Erikson Day is October 9:th in the USA.)

A fact that is known to what percentage of Americans (a term that
includes in this usage all residents of the Americas)?

One millioneth of one percent?

Be serious.

I don't think you're serious. Why would foreigners know
when that day is in USA? (And the number doesn't make
sense anyway.)

But no, it doesn't seem he's celebrated south of USA, if that's
what you're thinking of:

http://cartography.geog.uu.nl/eriksson/introduction.html
--
Urban Fredriksson http://www.canit.se/%7Egriffon/
A boundary between the known and the unknown always exists.