We look out for the oldest – and youngest – residents of our cities as we explore how design can combat loneliness among the elderly, and how children in Helsinki can learn while enjoying public playgrounds. We also check in with the originator of the ‘sponge city’ concept.

Melbourne’s Metro Tunnel and Mexican architect Tatiana Bilbao’s view on housing
29:21

Tall Stories 493: The Tallinn Song Festival Grounds
07:10

Urban lessons from the World Economic Forum and the Holcim Foundation Awards
34:19