well let me tell you something about myself just so you understand why i cant prove it
but then i did prove it (hhmmmm) ok i am a sentinel and i am well know for geting lost and needing rides just ask (hehe) jabbasfrog. my grove is south of ashtan near the rez tree.
i went out insearch of the desert wich is east of my grove sortof well i headed primarely east for most of the time some n and s but mostly e only heading w when i had to (sigh) but in no way did i head w more then 4 times to 10 e so my main direction was e.
well i am now standing in hashan wich is in w achea and i started out in east achea now how did i do this if the world is not round sorry i can give no better prof then this but i have just gone e in eastren achaea and ended up in westren achaea

Penned by my hand on the 7th of Ero, in the year 245 AF.