Scattered throughout London are ancient remnants of the city's former bounding wall.

One part local history, 99 parts gruesome haunted house.

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

Hear the quietest sound from across the dome.

An unusual round church in London with a Templar past.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

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

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

An open air haven for tropical monkeys in the damp moors of the English country.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Rare collection of medieval books under lock and key.

The largest known medieval map of the world.

Used as an example in one of the first dictionary entries for "museum" in 1706.

This ornate English estates "Prodigy House" still bears the cannonball marks of civil war.

An intriguing three-sided folly is a testament to one man's devotion to Catholicism and the number three.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

On the waterfront of Sydney, Nova Scotia, a 60-ft. fiddle greets incoming ships.

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

A historic Civil War estate-turned-museum looks back on the Confederate States of America.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

Stolen goods adorn the organ at Old North Church.