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

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

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

Site of a former hidden treehouse in New Orleans.

A beautiful collection of architectural ornaments rescued from demolished New York City buildings.

Every animal in the torah taxidermied and crammed into a Brooklyn townhouse.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

Sniff the Titan Arum's rotting flesh.

Cryptic messages embedded in the New York City sidewalk.

Prove you deserve to be fed by Kenny Shopsin.

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

Ride the subways of yesteryear.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

Read a book next to a Midtown waterfall.

Tucked in the back of this amazing antique store is an important piece of medical history.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A terrific purveyor of natural history objects and curios.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.