The detailed version on how to do "impossible bottles" (with ships): http://www.answers.com/topic/ship-in-a-bottle-2

Some of them a pretty crazy: http://www.moillusions.com/2006/04/impossible-bottles-pictur...

Well that ruins it for me. I always thought ship-in-a-bottles were much more awesome than that- i.e. you assemble the thing inside the bottle, rigging and all, using a stick and glue or something like that.

Sometimes the mystery... it's just better that way.