How would it be calculated? If i measure using the measuring tool on Google earth it says from Johannesburg to Australia is approximately between 8300km to 11900km... is there a FE Google earthlike way you can measure these distances?You need to specify on which "flat earth" is in vogue today, Tuesday, September 27, 2016 AD:
(http://wiki.tfes.org/images/4/43/Map.png) This one? | (http://wiki.tfes.org/images/c/c2/Altmap.png) or this one? |