Silicon Valley Estates: Top Photos

Billionaire compounds where tech fortunes materialised into glass and concrete

Kohl mansion. 2750 Adeline Drive, Burlingame, California, USA
The Kohl Mansion in Burlingame — stately, permanent-looking, and from a different era of California wealth than what Sand Hill Road eventually produced. © Eugene Zelenko, CC BY-SA 4.0, via Wikimedia Commons

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