Faux turf balconies may not be much appreciated in apartments for people, but they're ideal for cats. This cat shelter by RNL architects gives kitty plenty of places to paw, perch and scratch.
Instructable: PVC and t-shirt Kitty Condo and like OMG! get some yourself some pawtastic adorable cat apparel!
How to Make a Cat Condo Interior Design Styles and Color Schemes for Home Decorating HGTV