221b Baker Street, London, is known worldwide as the residence of the fictional genius, private detective Sherlock Holmes. But it’s also a real building in London, with a mystery of its own that's coming to fruition: no one knows who owns it.
Sherlock Holmes isn’t around to solve the case, but real-life geopolitics reporter for Quartz Max de Haldevang took a stab at it.
The characters in de Haldevang's investigation would eventually grow include the long-time president of Kazakhstan, Nursultan Nazarbayev, and further reveal the tangled web of London’s shadowy real estate dealings.
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