A city only for children and older people and all other age groups are welcome on visitor passes? What would such a city look like? A good question because having a visitor pass to your own city is what it feels like to groups who have not been considered in the design. The article, Diversity and belonging in the city comes from the Urban Design and Mental Health Journal. Erin Sharp Newton.poses various human perspectives on the city, urban form, architecture and design. A somewhat philosophical piece, but a step away from the usual thinking.