Experience what life was like in Ireland during the Viking and medieval ages.

After it was swallowed by a Georgian mansion, this medieval castle remained forgotten for centuries.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The modern birthplace of Irish freedom.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

Europe's largest prehistoric mound – burial site of a legendary king?

The largest stone circle in the world has ended up bringing up more questions than it has answered.

This historic abandoned train station looks like a stop for ghost trains.

A petite castle folly in the English countryside.

A clumsy-looking flying locomotive rusts within sight of a busy rail station.

This former military airfield's claim to fame came from a lucky accident during the Second World War.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

A locomotive made from 185,000 bricks celebrates the town's pioneering railway history.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

The world's first purpose-built motor racetrack was destroyed by the outbreak of two world wars.

This tiny island is home to the world's largest colony of Northern gannets.

England's largest white horse isn't even white.

This colossal war machine is now a living museum dedicated to underwater warfare.

This striking observation tower shaped like a spinnaker sail is the newest icon in historic Portsmouth.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.