Amazon.com: Dr.Futon Cat Litter Box Enclosure Hidden Furniture Ottoman with Lid Dog Proof Cat Litter Box with Litter Mat and Odor Control Filter, XLarge(36"x19.6"x19.6"), Dark Grey : Pet Supplies
Are Covered Litter Boxes Good For Cats? | Modkat
Litter boxes: get the scoop! What kind, how many and where. - Fundamentally Feline
Where to put a litter box in a small apartment - The Washington Post