This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

The arch marks the beginning of the road for northbound travelers.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Eat burgers beneath gargantuan taxidermy and thousands of dollar bills in Utah's oldest continuously-operating bar.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

This museum is a full-size replica of an original church constructed during the 13th-century.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The oldest still-existing mosque in the United States sits in a remote prairie in North Dakota.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.

A tunnel with windows, so you don't miss out on the impressive views.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

A scrap-metal sculpture recalls an infamous 19th-century camel.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

A walk through the historic city center, under the streets of Seattle.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

The oldest continuously occupied public building in the United States.

An acoustic anomaly with a mysterious cause sits in the heart of Tulsa.

An antique store houses the last operational diner from the defunct department store chain.

A trading post in the North Pole where children send letters.