Bob Massi takes us inside the world of tiny houses. There are some things you REALLY need to know before moving into your little castle. Insane backyard pools. You may have seen a nice pool in someone's backyard before but nothing like what the folks at Red Rock Contractors and Red Rock Pools & Spas construct. This isn't a resort hotel in Las Vegas, Nevada - it's somebody's house! Also, what you need to know BEFORE you build a pool or purchase a property with a backyard pool.