This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

This secluded walking trail is a hidden gem of a Pittsburgh park.

A place to eat for on-the-run agents and espionage enthusiasts.

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

A layered tribute to the work of mosaicist Isaiah Zagar.

Once America's tallest structure, now a Baltimore landmark.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

A museum dedicated to exhibiting remarkable outsider art.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The final resting place of New Orleans' most famous voodoo priestess.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A snapshot of the city's fascinating voodoo culture.

The world-record holder for the longest bridge stretching continuously over water.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

A toxic ghost town sitting atop a massive coal fire.

A wall of chewing gum moonlights as collective art.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.