The last resting place of the famous Native American princess is marked by a haunting monument.

No one is sure what to do with this WWII shipwreck that sits at the bottom of the Thames, still loaded with tons of explosives.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

This foreboding medieval castle was twice besieged by barons rebelling against the English king.

This medieval church is the only one in the world that features all Marc Chagall stained-glass windows.

A Neolithic burial site built 1,000 years before Stonehenge.

The Neolithic megalith was one of the first archaeological ruins protected by the British government.

This 2,700-year-old woman is the jewel of the Maidstone Museum's Egyptian collection.

This former abandoned hospital, a complex of stunning 19th century buildings, once housed 2,000 psychiatric patients.

Horsemen once used this tilting post during jousting practice.