A large circus museum with summer performances.

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

This cave holds a surprisingly colorful variety of geological oddities.

This pebble beach is so beautiful that taking its rocks is against the law.

A bizarre house filled with an astounding array of collections.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

The Iowa state contender for largest pan in the world oddly only comes in second or so.

The World's Largest Bull.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

Home with Gothic windows featured in a famous painting.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

Oversized statues are just the tip of this nostalgic Americana roadside attraction.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This small town bank is very aware of its name thank you very much.

The iconic remains of the original Academic Hall that burned down in 1892.

Two Ming Dynasty lion statues guard the entrance to the journalism school.

Thousands of small machines line the shelves of this personal collection which definitely delivers on its name.