The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Mysterious rocks that ring musically when struck.

The most confusing clock in New York.

There must be a pun in this haystack somewhere...

Cryptic messages embedded in the New York City sidewalk.

A unique botanical garden housed in three giant geodesic domes.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

The first park built over a freeway is a brutalist masterwork.

A museum dedicated to the history and exploration of both popular music and science fiction.

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

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

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

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

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

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

This spooky statue sits outside a famous Prague theater.

A surreal statue honoring Prague's favorite literary son.

Steadily reminding Czechia of its past.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.