This giant iron playfully pays tribute to an early 20th-century architectural trend.

This haunting sculpture was created as a statement on the mechanized warfare of the First World War.

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

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

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

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

A haunting monument dedicated to the Royal Naval Air Service and the Fleet Air Arm.

One part local history, 99 parts gruesome haunted house.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

Giant, friendly pelicans in Central London, the most unlikely of places.

The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

Pop culture has helped to keep this iconic British building from being destroyed.

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

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

A network of bells in the pubs and restaurants around Westminster alerts politicians when it's time to cast their votes.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

The breadfruit-adorned final resting place of the infamous Captain of the HMS Bounty.

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

A faded reminder of what was once a common sight in London during the Blitz.

The only place for a truly presidential dram.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A former major munitions plant that has been converted into a sprawling art space.