Site of a former hidden treehouse in New Orleans.

This strange, small castle on the bayou has withstood the test of time and weather.

This Art Deco airport was once deemed “the air hub of the Americas.”

A calm and comfortable place to hang out with cats and kittens up for adoption.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

This unique shop is full of memento mori art, antique medical equipment, secret society paraphernalia, and historical relics.

A private museum dedicated to preserving the heritage of Mardi Gras' most beloved underdog parades, open by appointment.

An otherworldly musical haven in The Big Easy.

The greatest collection of New Orleans masking and processional traditions covering everything from Baby Dolls to Skull and Bone gangs.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

A house of courtship where the Jazz Age's most storied lovers got their start.

The crumbling remains of a 19th century fortess.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

Imagine playing a version of Legends of the Hidden Temple, but with a distinctly Southern Gothic flare.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

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

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

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.