A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

The only road through the heart of Glacier National Park.

Mining town from the late 1890s, once home to Calamity Jane.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

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

The pharmacy's retro ice cream mixer is one of the last of its kind.

Examine the impact of the horse on Great Plains culture through exhibits on ranching, rodeo, and the Native American way of life.

This municipal park along the Missouri River honors the galley central to the Lewis & Clark Expedition with a replica ship and sculptures.

The metal bird, nicknamed "Sandy," stands nearly 40 feet tall and is an homage to the birds that migrate through North Dakota every year.

Wally is the 26-foot-long fiberglass emissary for Garrison, North Dakota, one of the self-proclaimed (and hotly contested) Walleye Capitals of the World.

A rim-made reptile in North Dakota.

The world's tallest turtle riding the world's largest snowmobile.

The world's largest Holstein cow.

"...I guess that was your accomplice in the wood chipper?"

The remnants of an early American attempt at missile defense.

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

The World's Largest Bull.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

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

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

This early 20th-century rural drinking fountain provides water for both horses and humans.

A roadside statue store in rural Minnesota with quirky displays.

The world's largest otter started his life as a high school shop project.

Home to a 26-foot-tall statue of an American icon.