I've just spotted what

It isn't a case of snap though as they are different vintages.
Great minds etc.....
Just happened to have taken this one last week:
ETA I kinda forgot the rules. This isn't my picture, my friend took it. I'll dig out one a actually took and add it to the post. Which may take a…
This sign was on a dock in Scotland. We had a lot of fun trying to figure out what it meant. Still don't know.