I'm not sure that makes it an amazing ending though. It's an intriguing one, but not one I necessarily see as being, long term, 'amazing'. Though the term is subjective and to each their own. I feel the same way about MI2's ending as I do about Neon Genesis Evangelion's, which is not entirely positive.
"Hah! It's like we don't even have feelings. Now pardon me while I recline in my huge executive chair and guffaw, cigar in-hand. "
"ill just go with what Winslow always when something that funny about a location in monkey island is said"