A large circus museum with summer performances.

Combination beer garden and music venue in the heart of Wicker Park.

A monument to the art of slicing people open.

The 606 is a decade in the making.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

An eccentric park and pool.

Home to a protest movement, a bombing, and a dramatic change in labor history.

The palatial McDonald's that inspired Wesley Willis.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Macabre astrological automaton clock dating to the late 1400s.

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

Achill's most recently abandoned village dates back to to the Age of Enlightenment.

Curious cave that stays a cool 56 degrees all year long.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Catholics make up 84% of Ireland's population but this Dublin museum remembers the small but important Jewish community.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Hotel designed by indie graphics artists.

Copenhagen's celebrated theme park and gardens.