The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A sharp bend in a dramatic river canyon cut through red rocks.

The unusual patterns in this rock formation result from two distinct modes of weathering.

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

This Las Vegas casino boasts one of only three spiral escalators in the United States—an engineering wonder.

This soda factory is one of the last in America to use real cane sugar despite the protestations of Dr Pepper.

What is the Thing?

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Nature's biggest mammal swims in landlocked Oklahoma.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

An abandoned factory along the Mississippi coated by a giant mural.

This diner serves Route 66 nostalgia and what it claims is the 'original' hot dog on a stick.

The poet’s boyhood home is now dedicated to celebrating his life and legacy.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

The watery grave of an impractical idea.

This 25-foot-tall statue was built as a protest to a property dispute.

Home to a 26-foot-tall statue of an American icon.