A treehouse assailed by the elements and the government, now gone.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

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

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 town honors its legacy of traditional American Indian pipe carving with one gigantic pipe.

A futuristic climate change study is nestled deep within this public land.

Journey through the largest remaining peat bogs in the contiguous United States to see the wilderness as it once was.

A spooky defunct railroad tunnel now part of a sprawling trail.

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After four years of grasshopper plagues, this chapel was erected as a plea to God to make them end.

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

The first hand-illuminated, hand-written bible since the invention of the printing press.

America's largest viking stands in a Minnesota city that believes it was visited by the ancient nords.

Triangular House built on a leafy residential street in St. Paul.

A fence constructed completely of skis on Monroe Street.

No one's quite sure where this quirky university tradition originated.

An abandoned bus station transformed into a museum dedicated to the history of Greyhound Lines, in the place where it all began.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

A Norwegian church that was built before Wisconsin was even a state has been entirely moved to a nicer spot.

This 1960s kinetic artwork has been restored and is once again whirling away in downtown Minneapolis.

One of the coolest murals in Minneapolis.

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

A palatial art deco restroom.

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