The tradition of using flowers to decorate wells is once again thriving in England.

These quintessentially English stepping stones were built for Victorian tourists.

One of the U.K's earliest public water supplies is within the "plague village."

Eyam took steps to quarantine themselves and keep the plague from spreading.

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A remarkable medieval structure born from a 14th-century disaster.

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

One of the shortest streets in York has an especially odd name.

Follow the original medieval paths that wind through this intriguing section of the city.

Eighty million natural history specimens call this gargantuan museum home.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

This one has sailed five times as far as Sir Francis Drake's famous ship.

The commemorative stone column conceals a secret laboratory.

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.