[He's not aware of many countries besides Amestris, let alone other continents. The world is certainly big, but he doesn't have a way to comprehend how big. And it's very different from Raikov's world, besides.]

The farthest I've been was out east. You go out far enough and there's no countries, only vaguely related ethnic tribes.

[....]

I think I'd run, if I went back before I stepped inside that house.