This cave holds a surprisingly colorful variety of geological oddities.

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

The center of the only hemisphere that awards visitors with a commemorative coin.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

The only road through the heart of Glacier National Park.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

Wisconsin's most celebrated export gets the royal treatment on I-94.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Statue dedicated to the star of an old television show.

This striking art museum holds an amazing series of curiosity cabinets.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A mysterious find dredged from Louisiana waters.

Restaurant in Northern Wisconsin comes with a unique feature: a grassy roof covered in living goats.