Summary: Brooklyn's Gowanus Canal has been called many things over the years. A cesspool, an industrial dumping ground, a blemish. But, our guest on this edition of Cityscape says the 1.8 mile canal is also one of the most important waterways in the history of New York Harbor. Joseph Alexiou is a licensed New York City tour guide, and the author of Gowanus: Brooklyn's Curious Canal.
