Dozens of musicians have planted trees in this Danish park, and donated songs to go with them.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

Notorious artist squat renovated into legal studios.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Blitzkrieg bop your way through Berlin's Ramones Museum.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

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

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

Two stone columns flank the grand Venice square, but there were supposed to be three.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

100 year tradition of fist fights, marked by marble footsteps.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

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

Ever-growing collection of devils in art.