I decided to do 6 messages in bottles. I took some old antique medicine (and some poison) bottles painted on them and then put a illustrative message inside. Then (mainly because they had to be sent in the post) These were put into some cardboard decorated boxes and packed with sand. Phew!
The first one I sent was: Visitors to my garden.
And the packaging for it (sea themed to go with the whole message in a bottle thing)...
And the illustrated message (there was also text on the copy and I'm afraid the watercolour hasn't come out very well in the photo):