Prolific outsider artist Sid Boyum's concrete sculptures add whimsy to Madison's Schenk-Atwood neighborhood.

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

The final resting place of one of Thomas Jefferson's formerly enslaved sons.

The arboretum whose marshy soil sucked up the dreams of housing developers.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

A bronze plaque marks the site of the only show the "King of the Soul Singers" ever missed.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

A Milwaukee museum provides an unsparing and ultimately empowering look at the Black American experience.

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Orthodox church partially financed by Tsar Nicolas II.

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

Home to a protest movement, a bombing, and a dramatic change in labor history.

First planned industrial community in the United States.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

Cemetery featuring rare glass-fronted columbarium.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

The beloved home to all publications indie, erotic, and punky.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

Internationally known record store and purveyor of "dusties."

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

A hollow cement depiction of time's inexorable effect on the human body.