England's oldest surviving hedge maze has been confusing visitors for over 300 years.

In 2013, historians discovered a hidden room devoted to the art of making royals' hot chocolate.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

The ground on which Shakespeare’s initial playhouse once stood.

Rebuilt remains of a temple to Roman god Mithras.

London's largest outsider art museum.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

This London marker celebrates the spot where the world-famous English band was founded.

A plaque marks the underground site of one of London's "lost rivers."

Designed by the architect who also had a hand in crafting the Westminster Abbey and Bristol Cathedral.

This third-generation institution is one of the last in London that still cures its own salt beef for epic sandwiches.

An unassuming London park is actually a pilgrimage site for modern clowns.

This mysterious and unique painting is filled with symbolism.

This macabre painting of a Shakespearean scene looks like something out of a nightmare.

A haunting painting meant to capture the calamity of World War I.

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

Artists and musicians now rule over this former rail station.

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

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

These 19th-century gas tanks were remade into an apartment complex.

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

The ruins of a once-mighty medieval palace are hidden away in otherwise modern London

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.