One Walmart heiress rules the sea aboard a $300 million megayacht, while her billionaire older sister commands a Texas ranch 13 times the land area of Washington, D.C., where helicopters herd cattle and private roads disappear into the horizon.
byFor years now, we have been mesmerized by the charms of Kaos, the $300 million floating mansion belonging to Walmart heiress Nancy Walton Laurie….
