A lost cemetery stands forgotten on a hilltop, known only to the older residents of Pomeroy.

The angel of death appears to weep black tears at this grave marker.

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

The oldest surviving botanic garden in the United States.

America's first serial killer rests in anonymity.

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

A slab of sandstone covered with mysterious 1,000-year-old rock carvings from a vanished North American culture.

If astronomy had a ghost, it would look like this observatory.

A medical facility that has been kept frozen in time.

This elaborate estate contains a stunning marble aviary, a sunken conservatory, and a magnificent music room with a two-story pipe organ.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

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

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Nature and art meet in this curvy creation

This hidden stream beneath Indianapolis makes an appearance in the best-selling novel "Underground Airlines."

A modern-day wunderkammer dedicated to Indianapolis history, Afrofuturism, and musical vibrations.

This former office building has been transformed into an immersive music venue and art space.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

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

A gregarious Ohio resident has been building his whimsical temple to peace for decades.