Mark Zuckerberg Buys $170M Mansion on Indian Creek Island

• Mark Zuckerberg bought a mansion on Indian Creek Island for $170 million.
• The island is known for its privacy, with only 41 residential lots.
• Zuckerberg's real estate portfolio includes a 196-year-old castle in County Waterford, Ireland.
• His net worth is approximately $222 billion.
• The Irish castle purchase cost him about $57.1 million.