Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

A local landmark with generations of spraypainted messages, and more being added each day.

Statue commemorating the use of ether in anesthesia.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

"Mock all and sundry things, but leave the saints alone."

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

An enormous, inside-out glass globe built in 1935.

This ghost town houses the remains of Alabama's old state capital.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

Dothan, Alabama has been invaded by scores of anthropomorphic peanuts.

Once one of the largest producers of pig iron in the world.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

A miniature city built by a single hunchbacked monk.