Look closely and you’ll notice that the color changes a third of the way up the tower.

This dramatic rail curve was once the target of a failed Nazi attack.

An abandoned stretch of highway, deteriorating next to the operational one.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

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

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This former lieutenant governor's home is brimming with curiosities.

The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The World's Largest Bull.

This simple home was the beginning of a long journey for the iconic Western film star.

Roaming bison and a spectacular view at the highest point in Nebraska.

An experimental, automotive replica of Stonehenge.

Even in death, he's still your huckleberry.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

The eccentric mansion of one the most popular horror authors of modern times.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

A giant telephone commemorates the last "crank" call ever made in the U.S.