3Kensington Palace Gardens – London, UK

  • Value: $230 million

Located on “Billionaire’s Row” in Kensington Palace Gardens, this London property is one of the most expensive residential homes in the UK.

Owned by steel magnate Lakshmi Mittal, this mansion boasts 12 bedrooms, Turkish baths, an indoor pool, and an art gallery. The property’s proximity to Kensington Palace and its high-security location make it one of the most exclusive homes in the world.

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