Cities are becoming increasingly privatized: commercial real estate dominates the streets, carving up open space that once belonged to the public and selling it as a commodity to the highest bidder. Architect Elizabeth Diller explores the causes and effects of this growing threat -- and takes us on tour of her groundbreaking projects aimed at creating landscapes for the public to enjoy, from the High Line in New York City to Zaryadye Park in Moscow.

Elizabeth Diller: A stealthy reimagining of urban public space

A stealthy reimagining of urban public space

Transforming a derelict infrastructure into the High Line park, a project demonstrates reclaiming urban spaces for public good.

Zaryadye Park in Moscow, adjacent to the Kremlin, showcases the power of public spaces in even the most politically charged contexts.

The Shed in New York represents a new paradigm of flexible urban cultural spaces, challenging traditional architectural norms.