An 11-bedroom, alpine estate in Vail, CO, complete with a hidden "in-floor" wine cellar, just hit the market for $78 million—making it the week's most expensive home listing by more than $10 million.

Forget the conventional wine cellars and take a look at this spiral wine cellar system. They're dug into the ground, have ...

The 15,086-square-foot megamansion boasts Vail Mountain and Gore Range views courtesy of its imposing six-story design and also features two outdoor pools, three spas, two elevators, numerous ...