This is the most expensive doghouse. This Victorian mansion for dogs is sure luxurious. These dogs are 'pampered pets.' This doghouse features hardwood floors, vaulted ceilings, central heating and air-conditioning. This mini-mansion is equipped with hand-made curtains, mini blinds, expensive wallpaper and ceiling fans. This particular Victorian mansion for pets is designed by Alan Mower, and is a small replica of a client's real home and is worth $20,000. Lucky little dogs.