This hidden green space is the city's second largest conservatory.

A mysterious artist-run cabinet of curiosities and library.

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

One part local history, 99 parts gruesome haunted house.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

A student driver's nightmare.

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

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

This South London cemetery holds the remains of more than 15,000 people.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A series of idealized caves carved to entertain guests.