Former bath house turns gastropub.

One of the last functioning antique elevators in Chicago.

A Bibliophile's Dream.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

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

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

This historic hotel invented the chocolate brownie.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

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

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

A beautifully eclectic mix of architectural styles.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

The former home of a mad diplomat is said to still be marked in bloody, arcane scrawls.

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

A small museum displays some of the artifacts discovered during a subway station renovation.