For more than 200 years, street vendors have been an integral part of New York City. Their mobility and flexibility make vendors beneficial extensions to existing fixed systems during moments of crisis.

Joseph Heathcott traces New York City's only major internal land boundary and draws out the social and spatial conditions of this largely invisible urban seam.

Veteran journalist Constance Rosenblum reflects on a career spent highlighting individual voices to tell the story of New York.

Restoring paved-over waterways is rightly celebrated for its environmental benefits. Zach Youngerman explores the practice in terms of post-industrial urban revitalization strategies.

In advance of The Architectural League's Beaux Arts Ball on September 28th at the 69th Regiment Armory, we take a look back at the civic and social role of National Guard armories in the American city.

Elizabeth Finkelstein takes us on a tour of some of the oldest houses in Brooklyn and shares the history often buried beneath layers of vinyl siding.

Architectural photographer Albert Vecerka discusses his photographs of Harlem with historian John Reddick, reflecting on the visual traces of social, economic, and urban change.

In our third of a series of profiles of Naturally Occurring Cultural Districts around the five boroughs, Joey de Jesus takes us on a tour of Hunts Point, Bronx, to explore how artists, activists, and educators have turned social and environmental challenges into opportunities.