Yeah, no idea what the East Blue is. But it's clearly East? And the Grand Line must be something big, or easily noticeable?

No problem. This is kind of fun. Way more fun than making maps.

[ Granted, whatever America feels about mapmaking, she enjoys the freedom it gives her. ]

[ She beams. ] I have some practice. Not with these mice, but.... [ She shrugs. ] Gotta be quick when you need things.