Public works and national defense project meant to carve a canal all the way across the state of Florida.

The world's largest private aircraft collection.

Where serial killer Aileen Wuornos drank her last beer.

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

Step inside Lucy, the world's largest "elephant."

The site of one of history's most indelible and horrific tragedies.

The world's longest known cave system.

Peak named for an old man who liked to run in the nude.

This one-room schoolhouse in rural Arkansas dates to the 1920s, but looks like it could be the 1820s.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

A wild trout fishery in Arkansas.

This quirky Arkansas wax museum does not shy away from the macabre and the grotesque.

Town not known for anything except its strange name.

An ever-growing collection of rare and strange objects owned by local Arkansas illusionist Maxwell Blade.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

A man-made island in scenic San Francisco Bay.

Amazing meticulous gardens of personal wood carvings, Hydrangea, Canna, and many other flowers.

Radioactivity still cause for concern at this urban explorer's paradise.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

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

North America's largest accredited model railroad museum.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.