These huge glacial erratics are humorously named after a much much smaller bird.

This museum is a full-size replica of an original church constructed during the 13th-century.

This ancient Roman bridge was a key feature of the ancient Via Salaria road.

This crescent-shaped sliver of sand is a magical haven for a herd of feral horses.

A remarkably intact castle that once was the largest in Ireland.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

One of Ireland's most infamous prisons for rebels including men, women and children.

This early version of the guillotine was used to execute the man responsible for its construction.

An iconic waterwheel in the Pennine Hills marks the location of one of Britain’s most profitable lead mines.

Wooden sleds have replaced donkeys to cart goods around this utterly charming car-free village.

A small village in two different countries.

One of the oldest libraries in England, and one of the last of the great medieval chained collections.

This antique prison is a tourist attraction with a sordid past.

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

A village on the east coast of England that has almost completely eroded into the North Sea.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

The oldest inn in England served brew to the crusaders.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.