Evan Simon, ABC News Digital reporter, and Robin Nagle, anthropologist-in-residence for New York City's Department of Sanitation, discuss the history of Dead Horse Bay, one of New York's most mysterious and polluted sites, where half-century-old garbage blankets the shoreline.

ABC Breaking News | Latest News Videos

An aerial view of Dead Horse Bay, where half-century-old garbage blankets the shoreline.

(Evan Simon/ABC News)

A photograph of the Barren Island Waste Reduction Plant is shown at the Brooklyn Collection at the Brooklyn Public Library.

(Evan Simon/ABC News)

Brooklyn-based Artist Gerard Barbot sits in his Sheepshead Bay studio, where he builds sculptures from artifacts he collects at Dead Horse Bay.

(Evan Simon/ABC News)