These barriers stand as stark reminders of Northern Ireland's troubled past.

The last Victorian market in Belfast.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

A museum marks and documents the site of the Titanic's launch.

Seattle’s Whimsical Mural Master.

Where else would a linchpin of post-colonial Native American cuisine anchor the menu but a museum?

Collective made up of artists, musicians, and activists.

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

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.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

This feline raises a friendly paw at drivers barreling toward the freeway.

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

This sprawling bookstore spans four floors and has more than a million books in stock.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

The world's largest Holstein cow.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

The highest point in Montana is as rugged and singular as the state itself.