Seems like a really cool idea, might require a lot of painting, and certainly a lot of crates....
crates $10 at home depot, just paint and stack how you want.Milk crate furniture ideas
Crate style organisation, designed to fit large wellies and various trainers that need stowing near the backdoor.
Wooden Crate Storage Box Seat With Lining More
Or, is this the one I want? Plus
Apple Crate Desk
personalised crate - small storage by plantabox | notonthehighstreet.com
25 Recycling Ideas Turning Clutter into Creative Wall Decorations
Bathroom with wooden crate shelving | Easy storage ideas | PHOTO GALLERY | Housetohome.co.uk
Rustic crate corner shelf unit