This taxidermilogical collection was assembled by a peltmonger turned animal activist.

This ossuary is more than five centuries old and is heralded as one of the finest in Switzerland.

One of the world's largest collections of pharmaceutical artifacts.

This famous writer's tombstone is a literary pilgrimage site that was publicly defiled by a rival.

Extensive private collection of authentic Medieval devices used for human torture and execution.

This secret Swiss fortress is disguised as a harmless pink house, complete with fake windows.

The largest underground lake in Europe.

A constellation of golden cobblestones shows the names of local children born under a full moon.

The last woman executed for witchcraft in Europe is remembered in this Swiss museum.

Zurich's evolution museum hosts a unique collection of skeletons among its natural history treasures.

The excellent Swiss museum of witchcraft is led by a modern witch.

This small museum displays a collection of outsider art and scale models of past "treatments" for mental illness.

A Swiss board game museum housed inside a picture-perfect castle.

This colorful but controversial ceiling has been likened to a 21st-century Sistine Chapel.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

An eerie, derelict amusement park in Berlin.

Putt your way around Australia in a black light environment.

A stray meteor left this picturesque hole in the Australian outback.