Macabre museum devoted to historical Viennese murders.

A scene from one of Hungary's most famous novels.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

This hidden art nouveau gem was designed by an architect in search of a national style.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

Budapest's Communist-era statues, banished to the suburbs.

This sculpture honors the man who was known as the "Righteous Among the Nations."

The true meaning behind this sculpture remains unknown.

Electrical curiosity museum housed in an old transformer station.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Seventy-five miles of limestone caves host more than a million bottles of wine beneath a sleepy Moldovan town.

Underneath this Byzantinian church lies a necropolis filled with ancient tombs and the ruins of previous churches.

A crushed gate and giant bronze head serve as a reminder of Greece's fight for freedom.

Founded in the 4th-century, the town of Pernik plays host to the Surva Carnival⁠—a magnificent display of masked Kukeri dancers.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

Three small rooms at the back of the “official” church of London's clowns.

The bones of two medieval royal lions were discovered at the historic fortress.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

An unassuming London park is actually a pilgrimage site for modern clowns.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.