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

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

Northern Ireland's Brobdingnagian stepping stones.

This tiny train shuttles passengers to one of Northern Ireland's most spectacular sights.

The lake that fills and empties itself at random.

Amazing vistas await visitors to this stretch of coastline.

This stone harbor was key to Carnlough's limestone industry.

It is said a heartbroken man visited the gap every day to stare blankly out at the sea.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

These engineering masterpieces are a dominant feature of the Belfast skyline.

A series of stained glass artworks that depict images of the hit TV show.

A museum marks and documents the site of the Titanic's launch.

The remains of one of Wales’ great medieval buildings, with a pub in the cellar.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

This trio of neolithic stone monuments are fabled to be a king and his knights that were petrified by a witch.

Where the rules of that most quintessentially English game were first devised by an eccentric inventor.

A Swiss amusement park entirely dedicated to the theory of ancient astronauts.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Pilgrimage site for star-crossed lovers.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

The final resting place for the remains of 143 Habsburg royalty.

Designed as a reminder of one of the darkest moments in Austrian history.