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

A tiny replica of the iconic London landmark hides on the side of the steel structure.

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

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

This stately bank building hides a spectacular star-studded ceiling.

This pedestrian walkway cuts through a cemetery and over several burial vaults.

This unassuming shed was the stage for a monumental event in British history.

A complicated contraption for telling time by the moon.

The graveyard with the highest IQ in Britain.

Vast fan-shaped British cemetery honouring American servicemen lost in World War II.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

This tiny watering hole claims to have the smallest bar counter in Europe.

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

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

Where Aleister Crowley attempted to seize the Hermetic Order of the Golden Dawn in a mask and a kilt.

This home on a quiet suburban street is completely covered with vibrant mosaics.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

Eclectic final resting place of the controversial explorer.

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

A glorious pub known for a spiteful printing feud and its famous typeface lost—then found—at the bottom of the Thames.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.