Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

A sculpture of a beloved local figure, who tipped his top hat to everyone he passed on the streets of Bratislava.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Dedicated to a synagogue that was destroyed after having survived World War II.

A sculpture of the beloved author surrounded by characters from his fairy tales.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

Baroque celebration of the end of the Great Plague of Vienna.

Legends surround an ancient tree trunk riddled with nails for good luck.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Macabre astrological automaton clock dating to the late 1400s.

This spooky statue sits outside a famous Prague theater.

This former Cold War missile control site played an important role in the creation of GPS.

This former train station was once an important shipping depot for the regions farmers.

These unusual rooms on wheels are holdovers from the 1960s.

The world’s largest underground marble quarry is hiding in Vermont.

The summer home and later final residence of acclaimed American sculptor Augustus Saint-Gaudens.

This large cemetery is known as the museum of granite sculptures.

Journey through various trails to discover a land before time along the Chazy Fossil Reef.

Vermont's hills are alive with the sound of music at this historic hotel.

The highest peak in the state of Vermont has some interesting features.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.

A giant toy jack made of numerous welded-together fire hydrants.