Topography structures life in the Bronx like nowhere else in the city. Take a look at how the built environment responds to the undulating terrain of the city's great north through the lens of photographer Kris Graves.

Marie Warsh draws on recent archaeological discoveries to revisit the history of the northern end of Central Park. Touching on geology and topography, 19th century military strategy, and new readings of documentation of Central Park's creation, she reveals a more densely layered cultural landscape than is commonly understood.

Another selection from the Unfinished Grid Essay Competition considers what two centuries of interpretation of Manhattan's street grid can tell us about ourselves.