Kerri Culhane explains how geographical, historical and architectural factors make the Two Bridges neighborhood uniquely suited to realize the environmental, economic and social benefits of green infrastructure.

Architectural historian Gabrielle Esperdy takes us on a journey from the Manhattan Bridge to Jamaica Bay, revealing the layers of urban history in one of Brooklyn's oldest and most important streets.

The founder of the New Amsterdam Market talks about the tradition and history of the public market as civic space, the role of the city in shaping our food systems, and the value, to our cities and our psyches, of cultivating small and local commercial enterprises.

David Vega-Barachowitz traces the origins of our entrenched notions of how streets should be used, and suggests an alternative future built on an ethic of shared responsibility and common sense.

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

Announcing the winner of the Unfinished Grid Essay Competition: a personal essay that blends family history with individual mobility to explore Manhattan's built and natural environment.

David Vega-Barachowitz investigates the policies, stakeholders and theories that have historically shaped street design standards in the US, and calls on designers to rethink how we share and use our roads.

In our final video on complex urban systems, writer Elizabeth Royte offers a snapshot of the past, present and future of what happens to New Yorkers' trash once it leaves the curb.

Rosalie Genevro offers a historical snapshot of Starrett City and challenges us to question conventional notions of "house" and "home" in American culture.

Since 1919, a former military depot in Sunset Park has seen three million troops, the US Post Office, refugees, biotechnology, Elvis Presley and, later this month, the League's Beaux Arts Ball.