If you're looking to go for a swim in the middle of your living room , I know the perfect house for you. Seriously — it exists. And it's #22 on this list of eccentric houses. When you want to sell your home , a realtor and photographer will help you snap a bunch of pictures that make your home seem appealing to a potential buyer. Usually, they'll try to highlight the best features while downplaying the worst of them. However, some houses are so, um, unique that there's no hiding the previous ow…