An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

Concerts, art, offices, and a café in what used to be Berlin's first crematorium.

When German-Iraqi relations broke down, this embassy was vacated post haste.

The natural mummy of the less than chivalrous Knight Kahlbutz.

Order “Proletariat’s Cutlet” at this communist-themed restaurant allegedly once visited by Lenin.

Remnants from a time before electricity.

Down this Cracovian street resides a plaque with a stark message about the city's air pollution.

A statue commemorating a Polish dog who took his role as man's best friend very seriously.

Learn the fine art of making a centuries-old treat at this hands-on food museum.

Inside this Krakow church, an explosion of psychedelic color.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.

At night, this memorial illuminates a ghostly outline of a footbridge that connected two sections of the Warsaw Ghetto.

Atop this library is one of the most beautiful green spaces in Warsaw.

The last king of Poland was interred in this church nearly 200 years after his death.

The final resting place of the last "gypsy king" of Poland.

Hundreds of notes give thanks to the patron saint of lost causes.

This bell stars in a tragic love tale and is said to make wishes come true.

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

Special benches that play Chopin's music are scattered throughout his native city.

A tree planted by Marie Curie is treasured by the Radium institute that she set up.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.