Roman Mars spotlights cool urban design elements in his book The 99% Invisible City In his podcast 99% Invisible, Roman Mars tells the fascinating backstories of everyday things that we may not give a second thought, from barbed wire to a plaque on a bench. He's spun that out into his book The 99% Invisible City: A Field Guide to the Hidden World of Everyday Design. Social Sharing As lockdown measures keep us indoors, let’s marvel at the everyday things within our community: podcast host CBC Radio · Posted: Jan 11, 2021 4:17 PM ET | Last Updated: January 11 Podcast host Roman Mars describes his book as a field guide to the 'cool stories behind everyday things that are right outside your doorstep,' such as statues and plaques.(Brian Morris/CBC)