A pub that is literally in the middle of nowhere, but continues to do business.

A network of concealed passageways lies within a busy London Underground station.

This tiny traditional smokehouse is the only one left in this historic fishing port.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

This ethereal, rainforest-like gorge is home to waterfalls, quaint bridges, and fairy folk.

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

A dramatic sculpture high up in Yorkshire with vistas on an industrial scale.

One man spent 10 years building a spectacular section of road because no one else would.

One of the few surviving street funiculars in the world.

Scotland's only funicular railway is also the United Kingdom's highest.

The abandoned fishing village was swept right into the sea.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

The abandoned ruins of a beautiful medieval castle just outside Barcelona.

Every birth, death, and marriage is recorded in these color-coded leather-bound books.

The first privately owned air raid shelter in Britain, built after a horrifying night of Zeppelin bombings.

The world's largest collection of preserved trolleybuses.

This tiny business claims to be "the smallest pub on the planet."

"The Donut" was built as part of an expensive, ill-fated engineering endeavor.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

An abandoned 18th century manse looks like something out of an Indiana Jones movie.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.