Messages in bottles

It turns out that messages in bottles get picked up fairly regularly; if you do a search, you'll find all sorts of interesting stories. I came across one today: in 1977 a ten-year-old English boy put a message in a bottle and threw it in the North Sea. A ten-year-old German girl found it, wrote back, and the two have been friends ever since.

I've added a messages-in-bottles page to the Pen Pal website; I'll have to remember to update it as new stories turn up.

A question

If you were to put a mes...