An experimental, automotive replica of Stonehenge.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

The World's Largest Bull.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

Despite repeated attempts to make it work, this former mining town is now nothing but dust and memories.

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

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

See massive fossils that are over 200 million years old in northeastern Arizona.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Home to part of the world’s largest private collection of original manuscripts and documents.

Elaborate drama imparts an appreciation for 19th century hardships.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

Ever wanted to can Spam?

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

Half of a waterfall goes into the river while the other half seems to disappear.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

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

A bizarre house filled with an astounding array of collections.

A large circus museum with summer performances.

A comedy troupe's collection of bizarre humor.