Visit the subterranean London Silver Vaults

Deep under a central London office block can be found a warren of shops — all selling silverware in small rooms behind a bank vault of an entrance.
This is the London Silver Vault, and like a certain brand of DIY product, it’s does exactly what it says on the tin — it’s a vault full of silver, for sale.
With 1.2-metre (3.9 ft) thick walls lined with steel, the vaults have never been broken into, and even when a bomb hit the surface in WW2, the vaults were unaffected.
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