Something a bit more elaborate than this leading up to our moon living room window? I could tie it into the tree-house theme I'm thinking of doing. It could just look like a platform tree house at the top of the "tree".
DIY Cat Tree Plans Cat tree plan for 4 in 1 cat tower
Ohh I like this one!
Rustic Unique Cat Tree by FurwoodForest on Etsy - If I were talented enough, I'd make one of these. Max would love it.
Tall Cat Trees and like OMG! get some yourself some pawtastic adorable cat apparel!
Make Your Own Cat Trees, Towers, and Other Structures
Original pinner - Cat tree My homemade cat tree My own creation.
An artistic DIY Cat Tree idea - Pictured here in an Old Water Tower Converted into a Beautiful Modern Home - via My Modern Metropolis