Belfast's namesake river still winds below the city center, hidden from sight.

It was once nicknamed "the most bombed hotel in Europe."

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

This Italian-style temple replica has been threatening to fall off the Irish coast for hundreds of years.

A stunning Victorian abbey and walled garden on a lakefront.

A strange egg in a mucky bog of western Ireland marks the spot of an aviation milestone.

A hugely vast Irish landscape of barren rock that stretches for miles.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

An unusual manor of stunning beauty, born out of a crippling disease.

The ruins of a medieval monastery named after a type of tree.

These fantastically named natural pools look like something out of a Scottish myth.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

A dozen cast iron leopards stand guard along the length of Aberdeen's Union Bridge.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

A hands-off space for graffiti artists to hone and display their skills.

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

This one has sailed five times as far as Sir Francis Drake's famous ship.

Ship-sized kinetic sculptural fantasy.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

Feast on Middle Eastern mezze from an Israeli expat duo.

This inn of the court provides a fascinating window into London’s legal and architectural history.

Down a pint of ale where the Bishop of Ely's servants slept in 1546.

A friendly pub with a sordid past in cock fighting.

Hear the quietest sound from across the dome.