How important are flora and fauna to a flourishing city? We investigate the merits of encouraging an urban insect population, the benefits of wildlife sanctuaries in city limits and we visit a turtle rehabilitation centre in a Dubai hotel.

Tall Stories 497: Maracaibo's modest Metro system
04:26

North America’s fastest-growing city: How Toronto is taking shape
29:19

Tall Stories 496: Villa Beer – a modernist monument in Vienna
06:40