Medical history museum featuring a lovely doctor's office from the 1800s.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Inside this wonderland of weird, visitors are treated to a collection ranging from skeletons to haunted artifacts.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

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

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

Rare recess caves fill this unbelievably beautiful Ohio park.

Take a drunken tour inside the world's largest known geode.

Where beautiful signs live on forever.

One of the first major shipyards in Brooklyn.

Neoclassical bank designed by NY architects Helmle & Huberty.

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

Four cars from the old system were once on display, but were removed in 2014.

A Red Hook dive bar that is holding onto its roots.

The last standing puppet theater on Long Island.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

Whether you're up or down, the Elevator Museum is worth a stop.