Brick.ie The Irish Association for Adult Fans of LEGO®

I just got the holiday train and now really want to do a train station to add to my winter village.

I saw a few online, my favourite has to be:
https://www.flickr.com/photos/58807469@N07/albums/72157632651321377

Trying to figure out what would be the best sets to cannibalise to make something similar to this.
My initial thoughts were the modular bank or fire brigade station. Maybe even Santa's workshop or the winter village toy.shop.

As you can see am struggling with where to start, any better ideas or advice would be greatly appreciated.

Thanks

Rob