This Moab institution functions as both a rock store and a small natural history museum.

Don't get it twisted: This is the oldest pretzel bakery in the United States.

It's safe—and permitted—to walk across these twin natural sandstone arches.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

Dine like an American revolutionary at Colonial Williamsburg.

Although damaged beyond recognition, this stone god is still said to bring good luck to those who tap on him with a pebble.

Take a step into the workshop where Edison and his employees revolutionized the world.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

These winged Maya figures are the subject of speculation and conspiracies.

A miniature shrine in the busy corner of Tokyo's historic Broadway, honoring a sextet of unusual entertainment gods.

This lush 12-acre site was once named the finest Japanese garden in North America.

Dozens of large, brightly-colored paintings adorn the walls of the "street art capital of Iceland."

This lakefront cottage was crafted in the 1800s and was once a sanitorium.

Images chiseled into the basalt here date back an estimated 300 years.

Once considered a marvel of engineering, this 107-mile canal played an integral role in building New York City.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

Where a brain, a beauty, a jock, a rebel, and a recluse met one Saturday and changed their lives forever.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

A trompe-l'oeil statue honoring the first guide dog in North America.

This ancient market is often referred to as the oldest shopping mall in the world.