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

The childhood home of America’s first winner of the Nobel Prize in Literature.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

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

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

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

This quirky roadside attraction provides insight into Minnesota's logging history.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

This friendly fellow was built to honor an advancement in mineral processing.

Nicknamed the "Grand Canyon of the North," this open-pit mine in Minnesota has a much shorter history.

This tiny Minnesota city tried to secede from the Union as a last-ditch effort to fix its crumbling water system.

The world's largest floating loon bobs in the lake to kick off an annual festival.

This 25-foot-tall statue was built as a protest to a property dispute.

The largest Walleye statue in the world calls this Minnesota town home.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

This sprawling building built in 1890 was one of Minnesota’s earliest and largest mental health facilities.

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

The statue honors the booming birds Rothsay, Minnesota, is famous for.

On the windswept Dakota plains there is a memorial to circus workers who were struck down by lightning.

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

A lone bronze figure stands in memory of historic a 19th century land grab.

This stone, said to have once been a young woman, is sacred to the Dakota and Lakota nations.

One man's quest to save his town with a trail of record-breaking sculptures.

This simple badlands butte is the highest point in North Dakota and may be the only high point to charge admission.