This naturally-sourced hot spring is now home to a clothing-optional resort.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

The trials and tribulations of marking Poe's grave.

Eighteen miniature death-scene dioramas.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

An art deco ice cream shop covered in vintage train station tiles.

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

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

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.

This magnificent Cincinnati graveyard is also a popular public park.

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

A miniature world of concrete and stone in Springfield, Ohio.

Secret Swing.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

The face of a woman pushes its way through the earth.

Small-town museum dedicated to outer space ... and bicycles.

The world's largest talking cow would like to tell you about the benefits of 100% Wisconsin dairy products, if only she still could.

The center of the only hemisphere that awards visitors with a commemorative coin.