Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

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

Eighty million natural history specimens call this gargantuan museum home.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

This legendary urban waterfall creates a dazzling display of rainbows.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

Once the smallest park in the national system.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

This little slice of old Jerusalem in Oklahoma is the evolution of a 90 year old passion play.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Behind the Cowboy Hall of Fame is a burial ground for good horses and a famed rodeo bull.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

The largest land animal skull ever discovered.