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

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

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

This turn of the century jail once held Charles Manson.

Tombstones carved to look like tree trunks are used for multiple generations of family members.

This memorial to the Mercury Seven astronaut stands at the site of his former elementary school.

A father’s love is immortalized by a unique dollhouse marking a young girl’s grave site.

At the top of the hour, this steam-powered clock's eight brass whistles play "Back Home Again in Indiana."

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

This shop is named for a runaway elephant who smashed through its doors, stole some peanuts, and spent five days on the lam.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

The lynching and burial site of America's first train robbers.

The bespectacled, cocktail-sipping pachyderm is a strange but fitting liquor store mascot.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

Ornate limestone building now filled with geologic specimens, and more.

Nature and art meet in this curvy creation

The first spinning jail built in the United States is the only one that still turns.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

The longest navigable underground river in the United States is home to countless blind and albino animals.

This solitary gravestone is separated from the rest in Appleton, explaining why local legends continue to surround it.

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

The tragic death of 19-year-old Mabel Tainter in 1886 led to the construction of this unique Victorian-era theater in the northern woods of Wisconsin.

Built in France in the 1400s, this gothic chapel now resides at Marquette University in Milwaukee, Wisconsin.

In 1953, a group of Wisconsin high school students helped build a hospital by collecting over a million pennies.