Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

These upturned herring boats make nifty storage sheds for fishing goods.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

This giant wooden treehouse within a sprawling garden has its own eatery.

Each year a new straw behemoth is born.

This pub can leave even the sober feeling slightly unsteady.

A replica of one of the most complete mammoth skeletons discovered in England.

This whimsical, unique clock has been entertaining shoppers for well over 20 years.

A prison with a more than 200-year history.

On a site with a long military history, a 1980s shelter.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

A quiet country churchyard holds a monument to the last known sin-eater in England.

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

This eye-catching roundabout sculpture commemorates one of England's best World War II-era "shadow factories."

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

These ruins witnessed the final gathering of the failed Jacobite Rebellion.

A Scottish manor with a history of mysterious fires, magic, and eccentric tales

Where the sleeping monsters of Scotland's oil industry are left to rust.

A pagan tradition of draping trees with rags eerily lives on.

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

A long-overdue monument to the forgotten British men drafted into the coal mines during World War II.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.