Stain/paint crates, add a pair of shelve racks, and you have an attractive storage unit for towels or anything else that requires easy access. Reinforce the crates by securing with screws through the wood into the wall.
DIY: PVC Pipe Shoe Storage - so fun and so simple, could easily spray paint or cover in fabric or paper too. maybe a horizontal layout of two rows or something. I think this would be good for garage "yard shoes" storage