The signs of a long buried road can still be found hidden beneath a London sewer grate.

An unusual round church in London with a Templar past.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

Hidden beneath the streets of London is a secret subway that only carried mail.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.