In his new film UNDERCITY, director and cinematographer Andrew Wonder profiles urban historian (read adventurer) Steve Duncan as he explores the underbelly of the Big Apple. From abandoned subway stations to the city's oldest sewer system to the very top of the Williamsburg Bridge, Wonder catches it all in remarkable form and stunning clarity.
Note: Watch it full-screen and in HD.
For more coverage on the topic, check out these pieces at npr.org and The New York Times.