Kings Cross Station pays tribute to its role in Britain's best-selling book series.

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

The curios of pharmacist and collector Henry Wellcome.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

The pockmarks across the building's facade are remnants of the Blitz.

This ancient Egyptian obelisk still bears the wounds of World War I.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

An architectural oddity hides in plain sight on this iconic London bridge.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

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

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

London's smallest police station is barely the size of a phone booth.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Fantastic views and thousands of love locks.

Hamburgers are intensely proud of their tunnel beneath the river.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Under the desolate and windswept northern coast of Barbados stands a small oasis filled with sea anemones.