William Helmreich

Professor Talks About Walking Every NYC Block, His Book About ItHe said the idea was likely ingrained in his mind after, as a boy, his father would take him on random trips to city neighborhoods.
Man Walks Every Block In Every Borough Of New York CityAn astounding feat by any measure, the sociology professor at CUNY says he's hoofed all 120,000 blocks and 6,000 miles of New York City, virtually every square foot.
City College Professor Pens Book About Walking 6,048 Miles Of NYCHe's compiled all his stories into a book called "The New York Nobody Knows," even though he hasn't yet finished his walking tour of the entire city.