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

This lab's maddening silence is good for business but bad for sanity.

A 115-year-old restored German dining hall awaits those who venture beneath the Minnesota State Capitol.

Each of these 87 large stones has a unique message. Together, they form part of the Minnesota Military Family Tribute.

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

An unusual assortment of art, furniture, and other curiosities.

These curious caverns have been home to mushrooms, gangsters, and disco.

Admire the art and then buy a raccoon skull cleaned by flesh-eating beetles.

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

Funhouse of found art and participatory sculpture.

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

A hidden oasis in the heart of Minneapolis is also an Important Bird Area.

Terraced flowerbeds and rock sculptures in the midst of the Minnesota wilderness.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

This lakefront cottage was crafted in the 1800s and was once a sanitorium.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

Amateur taxidermy museum known for its large collection of white squirrels.

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

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

This metal shop's yard is filled with cutout art including an Eiffel Tower replica and Noah's Arch.

Sculpture garden and miniature golf course blend together in the oversized backyard of a Minnesota sculptor.