The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

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

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

Macabre astrological automaton clock dating to the late 1400s.

The quiet field that inspired one of the most famous songs of all time.

The Liverpool street made famous by the Beatles is real.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Strange physical sensations and optical contradictions keep visitors coming back for more.

World's largest Christmas store.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Astounding collection of coin-operated games and automata.

What was once the largest NFL stadium.

A museum dedicated to the dead and the tools used to usher them into the afterlife.

The world's oldest operating jazz club has been in operation since May 1934.

This elaborately-carved white marble fountain was built to stand outside the Detroit Opera House.

Enormous small-business mecca in the Midwest, serving dozens of artists.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

Detroit’s downtown castle is one of the oldest structures in the city.

The world’s largest Masonic temple was saved by the White Stripes.