An artist weaves "wooden quilts" with scraps salvaged from his Katrina-damaged home in Tremé.

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

"If she'd leave us alone, we would have a happy home, sent from down below."

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

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.

Come for the pastrami, stay for the million-dollar art.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

New York City's only preserved family home from the 19th century.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

Wine bottle sculpture with a ship's stateroom inside.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

Slyly buy a shake in the Parker Meridien lobby.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

Nondescript elevator doors open to reveal a stunning, surreal world.

Nikola Tesla's former home contains an homage hidden from plain sight.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.