A cannon designed to fire an atomic warhead.

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

This church houses the “incorrupt” body of its founding Bishop.

The alley connecting two of country music’s most historic venues has a rich history of its own.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

The secret city built by the Manhattan Project.

What is it about mushrooms that makes people wish they lived inside of them?

All that remains of a gigantic earth-moving machine.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

These pretty kitties killed and ate as many as 135 railway workers.

A charming remnant of 19th-century fishing towns sits on Michigan’s Leelanau Peninsula.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Ohio's 19th-century communist micro-society.

This replica of the Greek structure is in the heart of Nashville.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

One of the oldest living oak trees in the Southeast.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The drama of nature in full effect in this Nevada State Park.