An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

An exotic wildlife habitat right off The Strip.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A museum has some wedding cake dating to the Teddy Roosevelt administration, and some bacon from FDR's.

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

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

Most-visited and most-photographed slot canyon in the American Southwest.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

A monument to a survivor of harsh pioneer life, frostbite, and primitive surgery.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

Experience a charming 1930s version of "infotainment."

A giant open-air sculpture made of over 200 full-sized boats.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

An underground magnet for ever-changing street art.

In the hometown of the Grand Ole Opry star is a larger-than-life memorial statue made entirely from chicken wire.

These early tent-shaped grave coverings are unique to Appalachia.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.