Not so much for emphasis as because of different rules for spatial deixis. Even Standard English used to have more than just this and that; we also had yon to i

Not so much for emphasis as because of different rules for spatial deixis. Even Standard English used to have more than just this and that; we also had yon to indicate things that were farther away than that, and there are finer distinctions in several dialects of English (and in many languages other than English).