One of the last few period-correct, hand-operated canal locks in the country.

A historic and oft-filmed prison stands in a Chicago suburb.

Ornate limestone building now filled with geologic specimens, and more.

This Indiana walk of fame honors music legends with record-shaped plaques in the pavement.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

The oldest lawn bowling club in the United States.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

A statue honoring 44 continuous years of greeting passing ships.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A man-made island in scenic San Francisco Bay.

A circle of giant painted vases in the former pottery capital of the United States.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

So many migrating birds roost on the bridge, it has a special summer speed limit.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

Frank Lloyd Wright died a year before construction on his largest public project even began.

A living time capsule of the 1960s Richardson Bay water-front.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

Massive prehistoric mammals used these stones as oversized scratching posts.

Concrete strongholds stand guard over the Golden Gate.

'Cause the fence start shaking, the earth was quaking.

A creepy steel gremlin has protected the Bay Bridge since 1989.