Former drug lord’s manor, now a theme park. Watch out for the hippos.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

This single room has survived the centuries with almost no deterioration.

A museum devoted to the science of color.

An open air haven for tropical monkeys in the damp moors of the English country.

A 30-acre garden inspired by the principles of modern physics.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

This small Irish village suffered the greatest loss of life when the Titanic sank.

The lake that fills and empties itself at random.

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

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

Strange secondhand shop showcasing taxidermy and oddies

Science fiction's grandfather has a fittingly marvelous tomb.

Behemoth, cannon-like telescope operated by generations of Irish earls.

A standing relief of a Norman knight whose posture marks him as a Crusader.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

Ancient Bronze Age rampart that was used into the middle ages.

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

Wallabies live naturally on this Irish island.

The oldest public library in Ireland.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

Wind power station for making famous Ketel One vodka.