A little-known park with unusual, half-ruined structures and a mystical energy.

A grotesque collection of wax limbs depicting the symptoms of venereal disease.

One of the best collections of wax anatomical models in the world.

A gift from Emperor Franz Joseph I to his wife.

In the fictional world of Kcymaerxthaere, standing at this site just outside Vienna, Austria, the sky would have been found beneath your feet.

This grand manse has been transformed into a museum devoted to one of the founders of Fantastic Realism.

Inside the corridors of this flea market, visitors are sure to find some obscure and odd treasures.

The solemn exterior conceals an opulent interior of this 17th century church.

A rooftop restaurant hides in plain sight atop Vienna's Palace of Justice.

An exquisite Baroque church in Vienna's old town.

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

Vienna's underworld of tunnels and subterranean rivers made an iconic appearance in a 1949 Orson Welles film.

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

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

This museum promotes informed contraception by documenting its often secret past.

Baroque celebration of the end of the Great Plague of Vienna.

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

Op-art architecture designed for happiness.

Dine amidst exotic plants at this former royal greenhouse.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

The topiary maze at the Habsburg hunting lodge.

This former insane asylum now holds a pathological anatomy museum.

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

Macabre museum devoted to historical Viennese murders.