As the pandemic wreaks havoc on existing structures, we look at some visions for post-Covid cities – and how they hold up. There is a huge, looming, unanswerable question that overshadows our cities, like an elephant squatting in the central square. Will a Covid-19 vaccine or herd immunity return us to “normal”, or will we need to redesign our cities to accommodate a world in which close proximity to other people can kill you?

After an anxious summer in the northern hemisphere, during which those of us who were able to safely do so mimicked a kind of normality with limited socialising on patios and in gardens, winter is coming – and it will test the limits of our urban design. Regardless of whether we “solve” this latest coronavirus, humanity now knows how vulnerable we are to pandemics...[+]