After nearly 60 years, there's still a bear at Paddington Station looking for help.

This coffee shop lies hidden beneath a historic church.

Hear the quietest sound from across the dome.

An incarceration museum on the spot of possibly the oldest prison in England.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

A student driver's nightmare.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

One part local history, 99 parts gruesome haunted house.

Eighty million natural history specimens call this gargantuan museum home.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This Stonehenge-inspired solar calendar stands alongside a landfill, in the middle of the Nevada desert.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This 50-foot-deep sinkhole created in the 14th century is home to rare plants and fungi.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

This small chapel built into rock is the oldest place of worship in Luxembourg.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.

Now overgrown, these anti-tank barriers from World War II are sometimes called "dragon's teeth."

Dedicated to the American general whose reply to a German demand for surrender was simply "Nuts!"

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.