Traveling merchants... Priests or missionaries... Mage guild associates studying abroad... Political refugees... Etc
Many reasons they could be there and many reactions based on those...
Maybe because you're trying to bring logic into a Fantasy World in an MMO...
If you want to start this discussion, Why is there Magic & Monsters!?
"Hey, how exactly is a rainbow made? How exactly does the sun set? How exactly does the posi-trac rear end on a Plymouth work!? It just does!"Joe Dirt