I probably really shouldn't do this, I have failed to complete any challenges yet, but hey, it is a year away - plenty of time... And it is really really small!
I've always wanted to model a shed on the inside, rather than outside. I have also wanted to have a go at maybe gauge 1, just a wagon.
So the idea is a wagon in a shed. The only justification I can see for this is as part of a preservation thing. I am thinking of a 16 ton mineral wagon, being repaired. I seem to recall many of these