A world-class collection of mechanical musical instruments and automata.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

The world's longest known cave system.

A hotel and restaurant serving as the mecca of kitsch.

An adorably sweet display of sculpted Precious Moments figurines.

A snapshot of the city's fascinating voodoo culture.

Exact replica of the ancient monument, but much, much lighter.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

This 14th century tower house was once the home of Irish poet W.B. Yeats.

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

The last bastion of Roman presence north of the Alps looms over a German town.

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

A church filled with the bones of hundreds of virgins martyrs—or so they say.

At this sweet shop, the descendants of a royal chef serve up the fudge-like dessert his ancestor invented for a king.

Modest by day, illuminated majestically at sunset.

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

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

A floating cat sanctuary on an Amsterdam canal.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

A museum wholly devoted to juvenescence.