Doggie shower in garage. Love this idea. Also seen it done like a mud room with a door to the exterior so the dogs can go in and out but can be closed off from the rest of the house (like a giant dog house with all the amenities attached to your house!
The Unexpected Houseplant: 220 Extraordinary Choices for Every Spot in Your Home by Tovah Martin. Wonderful new book by noted houseplant authority. Lots of imaginative ways to use novel & familiar plants, with care info.