An urban laboratory.

An underappreciated sculpture garden just a few blocks from the capitol building.

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

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

This legendary urban waterfall creates a dazzling display of rainbows.

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

These ancient sacred grounds granted amnesty to those who managed to reach them.

The basement bowling alley of this St. Paul dive bar is decorated with thousands of dollar bills.

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

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

This old residential building was once the largest flour mill in the world.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

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

A charming remnant of 19th-century fishing towns sits on Michigan’s Leelanau Peninsula.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

The structure has welcomed visitors to this scenic harbor city on Lake Michigan for many decades.

An angular maze of concrete in Grand Rapids acts both as public art and as a staircase for fish traveling upstream.

In this quiet park a rendition of a classic painting graces the outside of a charming restroom.

The park is home to the United States's only still-operating Dutch windmill.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

The only presidential monument to display a late POTUS's actual casket.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This small, nautical gift shop is home to a 500-pound behemoth.