The house that took a plunge into the facade of a museum.

The first modernist church in Europe.

An ornate private entrance to the Vienna subway built specifically for the emperor.

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.

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

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

A neo-Gothic mansion now houses a wunderkammer of analog tech that hits on all the senses.

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

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Apartment complexes built into huge repurposed natural gas tanks.

A silly medieval mural preserved on the side of a Viennese house.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

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

Legends surround an ancient tree trunk riddled with nails for good luck.

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

Op-art architecture designed for happiness.

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

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

A spherical "micro-nation" in the heart of Vienna.

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

The topiary maze at the Habsburg hunting lodge.

Handsomely crafted representations of our round planet.

This former insane asylum now holds a pathological anatomy museum.