Three Grand Prize winners and thirteen Special Mentions have been announced in d3's Unbuilt Visions 2012 competition. The program promotes critical debate about architecture and design by acknowledging excellence in unbuilt projects. — bustler.net

Orhan Ayyüce published parts 1 + 2 of a multi-part interview with George Brugmans (Executive Director of the IABR)...Thayer-D chimed in "This is an excellent example of how well intentioned architects continue to talk past each other...One of the speakers spoke of the need to create relationships with politicians, developers and the public in general to forge a new way forward...What's amazing is that this has been happening for the last 20 years in the Congress for New Urbanism

It all leads one to ponder the what-if Los Angeles, to imagine the city that would exist today if the best proposals for remedying its ailments had been realized. Los Angeles would now include a ring of thousands of acres of urban and regional parks, a bold, space-age airport, a winged nature center for Griffith Park and hillside housing developments sculpted to the contours of the landscape rather than sitting on graded and terraced scars. We would be living in a very different city. — latimes.com

Produced as a diploma project in 1928, it justified itself by pointing out – as generations of environmentalists would later insist – the need to minimise human impact on the planet. Except rather than treading lightly on it, we wouldn't be treading on it at all, but living in flying mobile homes, which could dock at collective housing, hotels, factories and leisure centres, able to descend to the earth to enjoy it unspoilt. — guardian.co.uk

Economic and social factors across the ages meant that some of the grandest designs of renowned architects such as Lutyens and Inigo Jones were never completed.

Here are five ambitious building projects that never made it off the drawing-board. — bbc.co.uk

The exhibit also has models of grandiose never-built projects, like converting more than 62 acres of what's now Foggy Bottom into "The National Galleries of History and Art".

"Nothing in the built environment is inevitable," commented Moeller, senior vice president of the National Building Museum. "It's very unpredictable. There are some accidents. Often as not, things don't go according to plan." — examiner.com