Massive galleon from a box-office bomb docked in Genoa.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Centuries ago, red and white wine poured from the statue's breasts whenever a new Venetian ruler was elected.

An abstract representation of weather in Sweden.

Sweden's "good old days" painstakingly re-created in a model village.

Stockholm's deepest subway station is also a stunning ecological wonder.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Stockholm's narrowest alley is barely over two feet wide.

Stockholm's tiniest statue is of a small boy looking at the Moon.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

The world's largest model of our planetary system.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Catacombs turned marketplace.

Something's watching you.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

A stunning 18th century pharmacy and medieval chemist's collection.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The "dragon babies" of southeastern Europe.

A miniature train-ride through Slovenia's largest cave system.

This one-time health resort was used by aristocrats around the world.