Mark Zuckerberg owns 'Doomsday bunker' in Hawaii, waterfront mansion in Miami and more

Mark Zuckerberg, along with Priscilla Chan, has recently made headlines by acquiring Strancally Castle in Ireland. This purchase adds to Zuckerberg's impressive collection of properties, which also features multiple homes in Palo Alto, two stunning lakefront estates at Lake Tahoe, and expansive land in Hawaii. His portfolio further includes a grand mansion in Washington, DC, and an elegant waterfront property in Miami.