This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.

The mounds at this site were reconstructed with the help of archaeologists and historians.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Take a drunken tour inside the world's largest known geode.

Deep scars on the earth left by the Ice Age.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

A real flying saucer, contracted by the U.S. Air Force.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

A larger than life statue of a steelworker keeps watch over a closed steel mill.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

How did a former First Lady's tiara wind up being sold to a pawn shop on reality TV?

The first declared National Monument in the United States.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

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

The farm toy capital of the world hosts a museum filled with toy tractors dating back to the late 1800s.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This artsy public restroom is shaped like a giant john.

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

An office built to look like a giant basket.