Mysterious 500-year-old tapestries depict a unicorn hunt.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A museum and shop on Bourbon Street located in the French Quarter.

Oversized statues are just the tip of this nostalgic Americana roadside attraction.

A towering Art Deco movie palace made to look like a Mayan temple.

Northern Ireland's Brobdingnagian stepping stones.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

Belfast's namesake river still winds below the city center, hidden from sight.

Perhaps the most scandalous statue of America's first president.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

Illegal drag racing two stories beneath Chicago’s streets.

Huge abstract sculptures of the Puerto Rican Flag.

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

The palatial McDonald's that inspired Wesley Willis.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

First planned industrial community in the United States.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

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

Tubing through a cave lit with glowworms is a magical underground experience.