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

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

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

A breathtaking viewing platform over the Alps.

The world's oldest known salt mine.

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

The beautiful, ornate weather station is the most popular geocache in Salzburg.

Amidst medieval and baroque buildings, five human-sized gherkins stand tall.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

A unique hotel for the artistic soul.

Apartment complexes built into huge repurposed natural gas tanks.

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

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

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

This peaceful oasis appears dreamy, but it's also the site of a nightmarish legend.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

A sculpture of a famous ape who was once a beloved household name in London.

A statue paying homage to a world-record-setting aviator who disappeared under mysterious circumstances.