A trailer for <a href="http://coastmodernfilm.com/about/" target="_blank">Coast Modern</a>, a film by Mike Bernard and Gavin Froome looking at the romantic modernism of North America's West Coast, where the architecture of glass, wood, concrete and steel is at its most expressive and fertile. The full film will be screened at the <a href="http://adfilmfest.com/portal/adff" target="_blank">Architecture & Design Film Festival</a>in New York, which runs from 18 until 21 October 2013.