Cheating a shelving type thing like this but to cover the air conditioning unit I think would be a great use of space an look great
A small balcony means you are limited by space, not by inspiration. See my 10 favourite balcony gardens for gorgeous ideas. Make your neglected balcony, the best spot to be in your apartment.
I wonder if this is as hard as it looks - great "zen" balcony area similar to our size - just gotta find BBQ space
Perfectly Petite Patios, Balconies & Porches: The Most Inspiring Seriously Small Outdoor Spaces