This 17th-century pub once had a hole in its wall so the neighboring blacksmith could easily access beer.

A massive glacial deposit that includes a carved staircase to reach the top.

A group of glacial erratic boulders are improbably balanced on white limestone pedestals.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

This amazing trail among the many waterfalls around Ingleton has been enchanting visitors since 1885.

Legends say this red sandstone monolith and the dozens of smaller boulders that surround it were once a coven of witches—before a Scottish wizard turned them all to stone.

This incredible viaduct was part of the Victorian railway boom and helped the Midland Railway navigate tough terrain.

The dramatic remains of an abandoned farmhouse sit high on the edge of a remote hillside.

A spectacular disused railway viaduct in a beautiful countryside nature reserve.

The final resting place of England's most notorious bandit.

An incredibly well-preserved piece of ninth-century Viking poop.

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

A grave marker depicting a body snatching tableau on a 19th-century tombstone.

A striking glass tribute to two sisters who suffered during Scotland's "Killing Time."

This pyramid is dedicated to all those who suffered martyrdom for civil and religious liberty in Scotland.

One man's love affair with this Mediterranean country has been turned into a work of whimsical delight.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

These fantastically named natural pools look like something out of a Scottish myth.

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

Britain's only herd of free-ranging reindeer.