At this cozy bar tucked down a hidden Galway backroad, Guinness makes the Gaelic come out.

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.

A remarkably intact castle that once was the largest in Ireland.

A moody and picturesque riverside ruin overgrown with vegetation.

These murals have been brightening a Chicago beach for more than 30 years.

Orthodox church partially financed by Tsar Nicolas II.

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

The world's only known button museum.

The murals have transformed a residential alley into a vibrant drive-through gallery.

Kwanu'sila the Thunderbird has been silently watching over Chicago for more than 100 years (kind of).

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

An antiquated German apothecary on Chicago's North Side.

Take a break from all the boring business of death at this funeral home mini-golf course.

People escaping slavery passed through the oldest house in Lombard, Illinois on their northbound journey to freedom.

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

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

Chicago’s incendiary role in the labor movement.

The sign to a demolished amusement park now stands in front of a local library.

A display of magnificent stained glass windows is the first exhibit of its kind.

A curious collection of miniatures in a quiet corner of the Chicago Children's Museum.