A magnificent, glittering building tucked into a tiny Bulgarian mountain town.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

Said to be the only museum in the world dedicated to the most classic of all blooms, the rose.

A striking symbol of the Bulgarian capital.

Eastern Bloc nostalgia, anybody?

Rock carving created 1,300 years ago 75 feet off the ground.

A collection of art from Bulgaria's time as a communist state.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

A forgotten and crumbling Yugoslav monument to the victims of fascism.

Most prolific publishing house in the 1600s open to the public.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

Museum covers every step of the chocolate-making process, from cultivation to the finished product.

Somewhere there is a giant who can no longer poop, but now travelers can stay inside his anus.

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

American soldiers discovered Europe's best one-liner at the end of World War II.

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

This museum promotes informed contraception by documenting its often secret past.

Double spiral staircases are not unheard of, but they are very rare.

This Croatian fairytale castle is slowly falling apart thanks to years of neglect.

Gargoyle head that brings good luck.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

Where the lovelorn find a home for their sentimental keepsakes.