A hunk of prehistoric lava rests amid the Gothic architecture of a campus quad.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

This bronze statue stands throughout the year and illustrates an urgent message about the environment.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

A hundred copies of Antony Gormley's naked body stare out across the water.

This bronze statue was dedicated to a 1966 Beatles hit.

A memorial to the politician who became Great Britain's first fatality to be caused by a locomotive.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

The house in the middle of the motorway.

The last gas-lit cinema in the United Kingdom, and perhaps the world.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

Rebuilt remains of a temple to Roman god Mithras.

Famously misunderstood wonder of the ancient world

Abstract dinosaur models in London.

The remains of Crystal Palace Great Exhibition of 1851.

A sculpture of a famous ape who was once a beloved household name in London.

A unique sculpture park that features the works of several famed artists.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

A 600-year-old mini shrine guarded by a sword-wielding knight hides in a crumbling cliff face.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.