A memorial for a racecar driver who died while trying to set a land speed record on the autobahn.

Once a safe haven for locals engaged in blood feuds, this 400-year-old fortified tower is now a museum showing what life was like for those lying in wait within its walls.

A quasi-futuristic roof sits atop a medieval Bohemian monastery damaged during World War II.

This lurid German fountain plots the sad course of marriage from dating to death.

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

An existential riddle in the world's largest ancient castle.

Steadily reminding Czechia of its past.

Countless grotesque faces stare out from this eerie Prague art wall.

The oldest garden in Prague, once part of an medieval orchard.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Apartment complexes built into huge repurposed natural gas tanks.

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

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

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

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

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

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

Handsomely crafted representations of our round planet.

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

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

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