One Granite Bay estate features a 4,000-sq-ft indoor basketball court, while an Elk Grove 'modern castle' boasts a glass dance floor sturdy enough to hold a car ...

Near Palm Springs, Calif., architect Steven Harris spent millions designing a modern house equipped with an underground ...

Here’s a rare chance to live adjacent to one of the world’s wealthiest people, thanks to a mansion listing for sale at the ...

Wolfgang Porsche, grandson of Porsche founder Ferdinand Porsche, bought a historic hilltop mansion for $9 million in 2020.