A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

The medieval woodcut-style artwork chronicles life in medieval London.

A mysterious shape catches the eye in this 16th-century painting.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

The bones of two medieval royal lions were discovered at the historic fortress.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

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

London's marvelous wildfowl reserve along the Thames.

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

Legends say that this Art Deco apartment building almost became Hitler's British headquarters.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

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

The fences outside some of South London's estates are made from recycled World War II stretchers.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

These ornate arches show how the course of the River Thames has changed.

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

It is still illegal to "quarrel" at this unlikely urban oasis built on top of an electrical substation.

The sumptuous ceiling was one of the last things Charles I saw before his execution.