The oldest working mechanical clock in the world.

This 11th century tower is said to be the oldest building in Oxford.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

The final resting place of the great navigator, or maybe his brother.

Europe's largest prehistoric mound – burial site of a legendary king?

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

Famously misunderstood wonder of the ancient world

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

Art Deco and “Wrenaissance” mash-up, this recently restored royal residence has been home to kings and comes with secret monkey passages included.

The television series' iconic giant foot was borrowed from this classical painting.

Explore nearly 400 years of English middle-class home life.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

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

Eighty million natural history specimens call this gargantuan museum home.

A naturally mummified 2,000-year-old man.

An incarceration museum on the spot of possibly the oldest prison in England.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

An impressive monument to Poland's independence.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

A peculiar family mausoleum built by a German nobleman captivated by the occult.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.