The lowest point in South Dakota and the source of the Minnesota River.

This monument remembers one of the manliest men of the frontier who fought a grizzly before dragging himself 200 miles to safety.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

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

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The Largest Little Museum in the Northwest.

Where the notorious gang lived while on the run from the FBI.

During World War II the Thorp building was guarded by the OSS, FBI, and US Navy because of the top-secret bombsight being produced there.

A giant granite cross remembers missionary Father Frederic Baraga, and his safe passage across an angry Lake Superior.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

The watery grave of an impractical idea.

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This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

Minnesota's oldest and deepest mine is now an underground physics laboratory.

A mapping error in the 19th century made loggers think this section of the forest was underwater.

America's silhouette includes 100 square miles of wilderness jutting into Canada thanks to an old mapmaking error.

Elaborate drama imparts an appreciation for 19th century hardships.

This replica of an 8th century burial ship actually sailed to Norway before returning home to Minnesota.

This iconic water tower and failed bandstand is open for panoramic views once a year.