A castle built by an eccentric medieval enthusiast in rural Ohio.

An eerily abandoned stone tower is all that remains of a demolished dam on Cape Fear River.

A 120-year-old legend concerning an empty circular patch in the North Carolina woods.

World's largest Christmas store.

Ruins of an American Civil War iron forge still survive today.

Hop on the train and tour an elaborate miniature town made completely of junk (including the train).

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

This burger joint is named after everyone's favorite carnival prize and is adorned with a giant one over the door.

The largest earthwork effigy in the world.

A miniature world of concrete and stone in Springfield, Ohio.

This woodland architectural installation acts as a camera obscura for the heavens.

This natural sea cave hides a small wonderland of natural turquoise beauty.

An ever-evolving wall of graffiti art off East Liberty Street.

The city is full of whimsical portals to another world.

This research center for rare prosimians is studying how they sleep to help prolong human life.

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

Turns out you can see the world without ever leaving Maine.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

A sculptor's dream castle turned fantastical ruin.

Small, privately owned island divided between Michigan and Ohio with abandoned vacation homes and a derelict lighthouse.

The world's largest commercially available hamburger is complete with 15 pounds of lettuce, 30 pounds of bacon, and 36 pounds of cheese.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.