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

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

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

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

This former ice house dates to the early 19th-century and featured an underground chamber.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

The atmospheric road was never meant to be so creepy.

Northern Ireland's Brobdingnagian stepping stones.

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

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

This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.

A six-ton wedding present for the King of the Scots.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The most loyal of little dogs, or a Victorian era publicity stunt?

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

This Roman quarry once held secret masses and smuggler's contraband and is now home to rare species of bats.

Some wattle-and-daub, a Moorish mural, a glacial erratic, and a Giant named Gilbert.

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

The luxurious English estate houses the world’s largest private collection of French Rothschild wines.