The graveyard holds the remains of Irish immigrants who arrived in Queens after fleeing the Great Famine.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The mysterious image is believed to show Edward Hyde, 3rd Earl of Clarendon, in a beautiful blue dress.

A memorial marks the library lobby where Langston Hughes' ashes are buried.

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

A uniquely lettered street sign marks the corner where the iconic word game was invented.

Where the legendary Orson Welles got his theatrical start before "Citizen Kane."

A controversial magical figure is hidden within a diorama of the city.

This historic New Orleans cemetery is the final resting place of members of the Independent Order of Odd Fellows.

This strange example of the Egyptian Revival architecture trend now holds Mardi Gras floats.

The beautiful, fruit-covered facade hints at this building's former life.

It's clear this abandoned Art Deco gem was no ordinary cleaners.

An impressive collection of dollhouses and an homage to the frog-leg canning industry.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

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

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

A 19th-century shrine covered with prosthetic body parts as votive offerings.

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

New Orleans' famous cemetery, located on the site of a former race track.

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 New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

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

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

There is a strange little carving of a person seemingly crushed by a pillar behind the remains of St. Thomas Aquinas.