A millionaire's abandoned swimming pool from the gilded age of one of America's most distinguished families.

Ruins of a historic medical facility sits eerily by the water.

A mysterious air force base built to resemble a Long Island fishing village.

No monkeying around, this fountain was really named after the classic sci-fi film.

How a century-old glass factory in Queens became a concert venue and arts center.

A menagerie of concrete animals brought together from across New York City's parks.