Cat playing Portal :) Wow, I keep looking at commercial cat trees, but I bet they'd like this just as well, if not better!
Platform 4 level #treecondo - Understanding your cat better at - Catsincare.com!
The Ultimate Cat Tree!: http://media-cache-ak0.pinimg.com/736x/52/d7/33/52d733b0ffd3fe0e252729130cff7901.jpg
inexpensive cat furniture - Google Search
DIY cat tree made from an old wooden ladder, outdoor carpeting, left over wood…
Scrathing Post Cat
Ladder cat tower scratching post More
Creative idea for a cat tree that doesnt look like a wall of carpet
Diy Cat Furniture Cardboard Cat tree made from cardboard
Best Of Type 6 Modern Cat Towers | BeBeGi
Convert a book case into a cat tree... Soo cool!
DIY Cat Projects