Who Owns Sherlock Holmes's address?

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.

For many years it housed the Abbey National Building Society, whio employed someone especially to answer the huge amout of mail Sherlock used to receive; people probably still write to him there.

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.

Click on the Arrow button below to hear him discuss it with The Takeway, an American News site.