Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The British monarchy's stamp collection is one of the most impressive in all of Europe revealing generations of royal nerdery.

Public access to clean drinking water was an instant hit among the masses.

The taxidermied remains of a once-great parrot.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

A living memorial to the trees London lost during the Great Storm of 1987.

An unusual round church in London with a Templar past.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A statue of the original Pearly King is hidden in a church's crypt.

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

The anatomical-pathological collection of a man who changed surgery.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

William Smith's iconic "map that changed the world" is hidden behind a curtain in the Geological Society building.

Taxidermied animals galore, by appointment only.

This luxury shopping lane has been protected by its own tiny police force for over a century.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

The Tudor-style cottage in the middle of the square is not quite what it seems.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

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

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

A measuring mishap led to these artificial stone ladies losing their stomachs.