In the middle of a barren moorland, the remnants of a lost British Space Age stand like a 20th-century Stonehenge.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

Modern sundial uses ancient methods to tell time and date perfectly.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

At the time of its construction, this hydroelectric power plant was the largest in the world.

A beloved upside-down beacon off the coast of Northern Ireland.

A retired military stronghold on the rolling green coast of Donegal.

On the Irish coast, 18 members of the Howard family are eternally resting in an Egyptian pyramid.

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

The remains of this deep, dark mine have left behind a haunting rocky warren of tunnels.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

An Irish peat mine has become a stunning sculpture park.

A glimpse into the last days of a once-booming past fishing industry.

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

This mine was once used to defend the coast from attack during World War II.

An abandoned shipping control tower looks like a satellite perched at the end of a pier.

The last Victorian market in Belfast.

A former fortified tower now houses a collection of classic communications equipment.

This burial pyramid in central Ireland is thousands of miles and thousands of years away from its Egyptian inspiration.

This 30-foot pile of rocks may be the grave of a mythological Irish queen.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

The home of Ireland's last leprechauns is officially protected by the European Union.