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

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

Krakow's own version of the Hollywood Walk of Fame.

An extensive collection of some of the oldest grave markers in Lithuania.

A narrow strip of land is home to the tallest migrating dunes in Europe.

A creepy statue of a hooded ghost hauls itself up from the water in a historic Lithuanian city.

Where a Japanese government official issued transit visas to Jews fleeing from Nazi-occupied Poland.

Over time, this castle grew to encompass the entire island.

A curious art park at the geographic center of Europe is home to 3,000 television sets and other wonders.

An abandoned masterpiece of Soviet Brutalist architecture.

An eclectic art form practiced by untrained masters is celebrated at this museum in the heart of Zagreb's old Upper Town.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

This only museum in the world dedicated solely to mushrooms.

This 135-year-old weather station studied the effects of the climate on human health.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

Where the lovelorn find a home for their sentimental keepsakes.

A peculiar museum that includes many drunken tales, a drunk driving simulator, and much more.

This fountain is dedicated to the workers who perished constructing the Fréjus Rail Tunnel.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

The mysterious “eyes of the Devil” dot a street in the occult center of Italy.

This sinister Baroque entryway could lead you to a terrible fate.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

Ever-growing collection of devils in art.

The first museum dedicated to exploring humanity's cultural relationship with the celestial world.