From PointClickHome.com

Photographer: Amazon Treehouses, Courtesy of Collins Design

Tree houses are for little kids- or so we thought. The fort designs we remember are becoming architectural wonders that can rival most homes. Not just for play dates, these sky-high structures are being used for single family homes, guest bedrooms, home offices, even romantic retreats. Click here to see 13 remarkable tree houses that just might tempt you to build a loftier lair.

Photographer: Screampoint Rendering and Dror, Courtesy of Dror

We couldn't believe our eyes when we saw these pools! Splash into this unbelievable gallery of extreme swimming pools- you'll feel like you're emersed in an oasis of blue and green.

Timothy Bell

Ty Pennington from Extreme Makeover: Home Edition has done it again! Check out these behind the scenes photos as Ty reveals the latest version of this historic Chatham house in Virginia. This special occasion even brought home a soldier from Iraq!

Celebrities:PRPhotos.com; Homes: Pacific Coast News

These are the places that the mega-watt celebrities who made our 21 List call "Home Sweet Home." Of all the star homes out there, we picked these 21 simply because they are the sweetest. Hands down. But don't take our word for it. You be the judge.

Forget the Stairmaster in the basement. What if the house itself was your Stairmaster. Hungry? Climb the ladder to the kitchen. Want a shower? Use the two-story rock wall to get to the bathroom. There's no way around it. These houses were designed to be fat-free, to make you move even if it means having to strap on skis to get there.