Bizarre Cavern.

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

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

The only surviving prototype for Buckminster Fuller's house of the future.

The best B-movies filmed on a shoestring budget were born here.

It would take 35 firetrucks to fill this enormous glacial pothole.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

Created by four famous men, the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center, but still boasts a ghost story or two.

This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

These pretty kitties killed and ate as many as 135 railway workers.

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

An enormous park-like oasis, full of famous Chicagoans’ graves.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

Astounding collection of coin-operated games and automata.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

World's largest Christmas store.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A hugely vast Irish landscape of barren rock that stretches for miles.

Electrical pylon in the shape of Disney's beloved mouse.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.

In a town that's had a whole lot of giant chairs this one still stands tall, just not the tallest.