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

20,000 pieces in a Frank Gehry-designed building.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

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

When flour explodes, it's not a pretty sight.

The only arched bridge made of stone on the entire Mississippi River.

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.

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

Each year, one talented artist puts on a show sculpting twelve butter-based busts of dairy princesses.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

World's largest carved onyx figure stands as a tribute to enduring peace.

This double-arched masonry highway bridge is the only structure of its kind in Minnesota.

A piece of solitude and tranquility in the heart of East Saint Paul.

For over a century, it was a crucial center of mental health treatment and also the source of many local legends.

This Minnesota town celebrated the state's 100-year anniversary by creating a massive ode to nature's smartest bird.

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

14th century Norse artifacts in Northwestern Minnesota could have proved a Viking landing before Columbus.

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

A riverside park built around the ruins of a massive dam that collapsed in 1909.

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

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

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

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