Updated to be more specific.

This is how they determined the shape of the Earth and it's diameter thousands of years ago. It's based on observations you can make thousands of years before any kind of industrialized technology is around.

Gotta say Eratostène was pretty lucky when he did it because Alexandria and whatever was the other place he used to measure it were almost on the same longitude

you can dig a hole to prove earth is pyramid too.
first dig a hole, then put all flat earthier and globe believers in the hole, refill hole.
now earth is pyramid

Hahahaha

No that's what you did cause you're the one born in america, not me

still not convinced about your arguments, oh wait is it because you have none bro ? idk

My worldview has been severely challenged by this post

I have seen the light

No, I'm European.
But are you telling me that you're European that actually believes in Terrorist Attack on 9/11 by some1 from outside?
damn, which uneducated country did you grow up in? I smell Hungary, Albania, or some shit like France if we'll move a bit to the western part of clowns

does the light come from a earth shaped as globe pyramid or flat?

Pyramid. Makes perfect sense