Meanwhile, this castle purchase adds to an already impressive list of properties and luxury assets owned by Zuckerberg. He and his wife, Priscilla Chan, own homes across the United States, including properties in Silicon Valley, Hawaii, Lake Tahoe and Washington, D.C. Earlier this year, the couple also made headlines after reportedly agreeing to a $170 million deal for a mansion on Miami’s exclusive Indian Creek Island, known informally as the “Billionaire Bunker.”