One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

Every president in history is immortalized in bronze in downtown Rapid City.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

A fitting attraction for the corn capital of the world.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

Just a man taking his prehistoric pet for a stroll.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Ever wanted to can Spam?

This massive roadside mascot was the first version of the giant to illustrate his butt.

The only arched bridge made of stone on the entire Mississippi River.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Exhibits from an island in Lake Michigan are preserved in this hand-built cabin museum.

Walk up a ramp through a forest for panoramic views of Lake Michigan.

A theme park attraction designed to turn your children into LARPers.

An unassuming house in Wisconsin hides a transient artist’s magnum opus.

A statue honors the genius who allegedly first took a meatball and made it into a hamburger.

This unique zoo is the only place in the world where you can see all 15 species of crane.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

More than 5,000 contemporary and "historic" mustards from around the world.