Check your calendars; you might be attending a drive-in movie or sitting next to a fashion runway.

An illegally built ramshackle mansion tucked in the middle of Brooklyn is now being turned into condominiums.

A distillery built on (and above!) mobster Dutch Schultz's Prohibition-era underground moonshine business.

All that remains of a magnate's dream home is a historic gate and an abandoned public pool.

The phone booths of New York City have all but disappeared, but their remains were once found in this "graveyard," sadly now removed as well.

An abandoned dollhouse factory.

A simple midtown bar was once the home of a secretive and exclusive club staffed by "bunnies" under Hefner's strict rules.

Museum dedicated to the struggles of the disabled.

A graffiti Mecca welcoming artists from around the world.

All that remains of the once-booming chain is a single orange-roofed restaurant.

This derelict building used to house infirm Freemasons, their widows, and orphans.

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

An accidentally hidden library containing the ephemeral history of New York.

The saddest little diner in New York.

NYC's legendary underground network for bovine transportation.

A retired subway car stands alone in a field in the middle of Queens.

A veritable variety of odds and ends.

Visit the site of a subway powered by nothing more than air--and lots of it.

Created by four famous men (Henry Hobson Richardson, Frederick Law Olmsted, Calvert Vaux and Thomas Story Kirkbride), the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center...but still boasts a ghost story or two!

This abandoned factory on the Hudson River once churned out a million bricks a week.

A huge resale shop for the cast-offs of the film & television industry.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.