A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

An exquisite Baroque church in Vienna's old town.

American soldiers discovered Europe's best one-liner at the end of World War II.

The personal charnel house of Anton Bruckner.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Ride a dragon train into a world of dwarves.

This cubist Vienna church building looks like some sort of alien stonehenge.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

The resting place for anonymous victims of the Danube's dark waters.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

The topiary maze at the Habsburg hunting lodge.

An Austrian house of bones filled with hundreds of intricately painted skulls.

Artfully arranged bones of 5,800 Austrians.

See the rare bloom of the "Queen of the Night" cactus at one of the world's largest succulent collections.

A tiny rural community in Switzerland was home to one of history's most shocking murders, and led to the banning of Absinthe for nearly a century.

An 11th-century fortress home to one of the most influential royal houses in medieval Europe.

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

A mythically themed self-built sculpture park.

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

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

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

Caves famous for the dragon-slaying saint who lived there.

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